diff --git a/Zend/tests/attributes/001_placement.phpt b/Zend/tests/attributes/001_placement.phpt
index 9bf9c4d2f761f..7de2210460e52 100644
--- a/Zend/tests/attributes/001_placement.phpt
+++ b/Zend/tests/attributes/001_placement.phpt
@@ -3,27 +3,27 @@ Attributes can be placed on all supported elements.
 --FILE--
 <?php
 
-@@A1(1)
+#[A1(1)]
 class Foo
 {
-    @@A1(2)
+    #[A1(2)]
     public const FOO = 'foo';
-    
-    @@A1(3)
+
+    #[A1(3)]
     public $x;
-    
-    @@A1(4)
-    public function foo(@@A1(5) $a, @@A1(6) $b) { }
+
+    #[A1(4)]
+    public function foo(#[A1(5)] $a, #[A1(6)] $b) { }
 }
 
-$object = new @@A1(7) class () { };
+$object = new #[A1(7)] class () { };
 
-@@A1(8)
+#[A1(8)]
 function f1() { }
 
-$f2 = @@A1(9) function () { };
+$f2 = #[A1(9)] function () { };
 
-$f3 = @@A1(10) fn () => 1;
+$f3 = #[A1(10)] fn () => 1;
 
 $ref = new \ReflectionClass(Foo::class);
 
@@ -43,11 +43,11 @@ $sources = [
 foreach ($sources as $r) {
 	$attr = $r->getAttributes();
 	var_dump(get_class($r), count($attr));
-	
+
     foreach ($attr as $a) {
         var_dump($a->getName(), $a->getArguments());
     }
-    
+
     echo "\n";
 }
 
diff --git a/Zend/tests/attributes/002_rfcexample.phpt b/Zend/tests/attributes/002_rfcexample.phpt
index bc608c3eed0d9..8a0abf7878953 100644
--- a/Zend/tests/attributes/002_rfcexample.phpt
+++ b/Zend/tests/attributes/002_rfcexample.phpt
@@ -6,7 +6,7 @@ Attributes: Example from Attributes RFC
 namespace My\Attributes {
     use Attribute;
 
-    @@Attribute
+    #[Attribute]
     class SingleArgument {
         public $argumentValue;
 
@@ -19,7 +19,7 @@ namespace My\Attributes {
 namespace {
     use My\Attributes\SingleArgument;
 
-    @@SingleArgument("Hello World")
+    #[SingleArgument("Hello World")]
     class Foo {
     }
 
diff --git a/Zend/tests/attributes/003_ast_nodes.phpt b/Zend/tests/attributes/003_ast_nodes.phpt
index 21125bde13a04..0177804dcc85a 100644
--- a/Zend/tests/attributes/003_ast_nodes.phpt
+++ b/Zend/tests/attributes/003_ast_nodes.phpt
@@ -5,7 +5,7 @@ Attributes can deal with AST nodes.
 
 define('V1', strtoupper(php_sapi_name()));
 
-@@A1([V1 => V1])
+#[A1([V1 => V1])]
 class C1
 {
 	public const BAR = 'bar';
@@ -20,7 +20,7 @@ var_dump(count($args), $args[0][V1] === V1);
 
 echo "\n";
 
-@@A1(V1, 1 + 2, C1::class)
+#[A1(V1, 1 + 2, C1::class)]
 class C2 { }
 
 $ref = new \ReflectionClass(C2::class);
@@ -35,7 +35,7 @@ var_dump($args[2] === C1::class);
 
 echo "\n";
 
-@@A1(self::FOO, C1::BAR)
+#[A1(self::FOO, C1::BAR)]
 class C3
 {
 	private const FOO = 'foo';
@@ -52,20 +52,20 @@ var_dump($args[1] === C1::BAR);
 
 echo "\n";
 
-@@ExampleWithShift(4 >> 1)
+#[ExampleWithShift(4 >> 1)]
 class C4 {}
 $ref = new \ReflectionClass(C4::class);
 var_dump($ref->getAttributes()[0]->getArguments());
 
 echo "\n";
 
-@@Attribute
+#[Attribute]
 class C5
 {
 	public function __construct() { }
 }
 
-$ref = new \ReflectionFunction(@@C5(MissingClass::SOME_CONST) function () { });
+$ref = new \ReflectionFunction(#[C5(MissingClass::SOME_CONST)] function () { });
 $attr = $ref->getAttributes();
 var_dump(count($attr));
 
diff --git a/Zend/tests/attributes/004_name_resolution.phpt b/Zend/tests/attributes/004_name_resolution.phpt
index 3c0e1190ffec9..6f266908b5c08 100644
--- a/Zend/tests/attributes/004_name_resolution.phpt
+++ b/Zend/tests/attributes/004_name_resolution.phpt
@@ -25,11 +25,11 @@ namespace Foo {
     use Doctrine\ORM\Mapping as ORM;
     use Doctrine\ORM\Attributes;
 
-    @@Entity("imported class")
-    @@ORM\Entity("imported namespace")
-    @@\Doctrine\ORM\Mapping\Entity("absolute from namespace")
-    @@\Entity("import absolute from global")
-    @@Attributes\Table()
+    #[Entity("imported class")]
+    #[ORM\Entity("imported namespace")]
+    #[\Doctrine\ORM\Mapping\Entity("absolute from namespace")]
+    #[\Entity("import absolute from global")]
+    #[Attributes\Table()]
     function foo() {
     }
 }
diff --git a/Zend/tests/attributes/005_objects.phpt b/Zend/tests/attributes/005_objects.phpt
index 83f523182b1b5..206d89fa10ab7 100644
--- a/Zend/tests/attributes/005_objects.phpt
+++ b/Zend/tests/attributes/005_objects.phpt
@@ -3,7 +3,7 @@ Attributes can be converted into objects.
 --FILE--
 <?php
 
-@@Attribute(Attribute::TARGET_FUNCTION)
+#[Attribute(Attribute::TARGET_FUNCTION)]
 class A1
 {
 	public string $name;
@@ -16,7 +16,7 @@ class A1
 	}
 }
 
-$ref = new \ReflectionFunction(@@A1('test') function () { });
+$ref = new \ReflectionFunction(#[A1('test')] function () { });
 
 foreach ($ref->getAttributes() as $attr) {
 	$obj = $attr->newInstance();
@@ -26,7 +26,7 @@ foreach ($ref->getAttributes() as $attr) {
 
 echo "\n";
 
-$ref = new \ReflectionFunction(@@A1 function () { });
+$ref = new \ReflectionFunction(#[A1] function () { });
 
 try {
 	$ref->getAttributes()[0]->newInstance();
@@ -36,7 +36,7 @@ try {
 
 echo "\n";
 
-$ref = new \ReflectionFunction(@@A1([]) function () { });
+$ref = new \ReflectionFunction(#[A1([])] function () { });
 
 try {
 	$ref->getAttributes()[0]->newInstance();
@@ -46,7 +46,7 @@ try {
 
 echo "\n";
 
-$ref = new \ReflectionFunction(@@A2 function () { });
+$ref = new \ReflectionFunction(#[A2] function () { });
 
 try {
 	$ref->getAttributes()[0]->newInstance();
@@ -56,13 +56,13 @@ try {
 
 echo "\n";
 
-@@Attribute
+#[Attribute]
 class A3
 {
 	private function __construct() { }
 }
 
-$ref = new \ReflectionFunction(@@A3 function () { });
+$ref = new \ReflectionFunction(#[A3] function () { });
 
 try {
 	$ref->getAttributes()[0]->newInstance();
@@ -72,10 +72,10 @@ try {
 
 echo "\n";
 
-@@Attribute
+#[Attribute]
 class A4 { }
 
-$ref = new \ReflectionFunction(@@A4(1) function () { });
+$ref = new \ReflectionFunction(#[A4(1)] function () { });
 
 try {
 	$ref->getAttributes()[0]->newInstance();
@@ -87,7 +87,7 @@ echo "\n";
 
 class A5 { }
 
-$ref = new \ReflectionFunction(@@A5 function () { });
+$ref = new \ReflectionFunction(#[A5] function () { });
 
 try {
 	$ref->getAttributes()[0]->newInstance();
diff --git a/Zend/tests/attributes/006_filter.phpt b/Zend/tests/attributes/006_filter.phpt
index 69ee146b49f03..8da1ec9bde1e1 100644
--- a/Zend/tests/attributes/006_filter.phpt
+++ b/Zend/tests/attributes/006_filter.phpt
@@ -3,17 +3,17 @@ Attributes can be filtered by name and base type.
 --FILE--
 <?php
 
-$ref = new \ReflectionFunction(@@A1 @@A2 function () { });
+$ref = new \ReflectionFunction(#[A1] #[A2] function () { });
 $attr = $ref->getAttributes(A3::class);
 
 var_dump(count($attr));
 
-$ref = new \ReflectionFunction(@@A1 @@A2 function () { });
+$ref = new \ReflectionFunction(#[A1] #[A2] function () { });
 $attr = $ref->getAttributes(A2::class);
 
 var_dump(count($attr), $attr[0]->getName());
 
-$ref = new \ReflectionFunction(@@A1 @@A2 @@A2 function () { });
+$ref = new \ReflectionFunction(#[A1] #[A2] #[A2] function () { });
 $attr = $ref->getAttributes(A2::class);
 
 var_dump(count($attr), $attr[0]->getName(), $attr[1]->getName());
@@ -25,27 +25,27 @@ class A1 implements Base { }
 class A2 implements Base { }
 class A3 extends A2 { }
 
-$ref = new \ReflectionFunction(@@A1 @@A2 @@A5 function () { });
+$ref = new \ReflectionFunction(#[A1] #[A2] #[A5] function () { });
 $attr = $ref->getAttributes(\stdClass::class, \ReflectionAttribute::IS_INSTANCEOF);
 var_dump(count($attr));
 print_r(array_map(fn ($a) => $a->getName(), $attr));
 
-$ref = new \ReflectionFunction(@@A1 @@A2 function () { });
+$ref = new \ReflectionFunction(#[A1] #[A2] function () { });
 $attr = $ref->getAttributes(A1::class, \ReflectionAttribute::IS_INSTANCEOF);
 var_dump(count($attr));
 print_r(array_map(fn ($a) => $a->getName(), $attr));
 
-$ref = new \ReflectionFunction(@@A1 @@A2 function () { });
+$ref = new \ReflectionFunction(#[A1] #[A2] function () { });
 $attr = $ref->getAttributes(Base::class, \ReflectionAttribute::IS_INSTANCEOF);
 var_dump(count($attr));
 print_r(array_map(fn ($a) => $a->getName(), $attr));
 
-$ref = new \ReflectionFunction(@@A1 @@A2 @@A3 function () { });
+$ref = new \ReflectionFunction(#[A1] #[A2] #[A3] function () { });
 $attr = $ref->getAttributes(A2::class, \ReflectionAttribute::IS_INSTANCEOF);
 var_dump(count($attr));
 print_r(array_map(fn ($a) => $a->getName(), $attr));
 
-$ref = new \ReflectionFunction(@@A1 @@A2 @@A3 function () { });
+$ref = new \ReflectionFunction(#[A1] #[A2] #[A3] function () { });
 $attr = $ref->getAttributes(Base::class, \ReflectionAttribute::IS_INSTANCEOF);
 var_dump(count($attr));
 print_r(array_map(fn ($a) => $a->getName(), $attr));
diff --git a/Zend/tests/attributes/008_wrong_attribution.phpt b/Zend/tests/attributes/008_wrong_attribution.phpt
index 5a3ec54a6fd1c..af61bcf105037 100644
--- a/Zend/tests/attributes/008_wrong_attribution.phpt
+++ b/Zend/tests/attributes/008_wrong_attribution.phpt
@@ -3,7 +3,7 @@ Attributes: Prevent Attribute on non classes
 --FILE--
 <?php
 
-@@Attribute
+#[Attribute]
 function foo() {}
 ?>
 --EXPECTF--
diff --git a/Zend/tests/attributes/009_doctrine_annotations_example.phpt b/Zend/tests/attributes/009_doctrine_annotations_example.phpt
index 51cb315d487c9..1f2aa647f0a06 100644
--- a/Zend/tests/attributes/009_doctrine_annotations_example.phpt
+++ b/Zend/tests/attributes/009_doctrine_annotations_example.phpt
@@ -25,22 +25,22 @@ namespace {
 use Doctrine\ORM\Attributes as ORM;
 use Symfony\Component\Validator\Constraints as Assert;
 
-@@ORM\Entity
+#[ORM\Entity]
 /** @ORM\Entity */
 class User
 {
     /** @ORM\Id @ORM\Column(type="integer"*) @ORM\GeneratedValue */
-    @@ORM\Id
-    @@ORM\Column("integer")
-    @@ORM\GeneratedValue
+    #[ORM\Id]
+    #[ORM\Column("integer")]
+    #[ORM\GeneratedValue]
     private $id;
 
     /**
      * @ORM\Column(type="string", unique=true)
      * @Assert\Email(message="The email '{{ value }}' is not a valid email.")
      */
-    @@ORM\Column("string", ORM\Column::UNIQUE)
-    @@Assert\Email(array("message" => "The email '{{ value }}' is not a valid email."))
+    #[ORM\Column("string", ORM\Column::UNIQUE)]
+    #[Assert\Email(array("message" => "The email '{{ value }}' is not a valid email."))]
     private $email;
 
     /**
@@ -52,8 +52,8 @@ class User
      *      maxMessage = "You cannot be taller than {{ limit }}cm to enter"
      * )
      */
-    @@Assert\Range(["min" => 120, "max" => 180, "minMessage" => "You must be at least {{ limit }}cm tall to enter"])
-    @@ORM\Column(ORM\Column::T_INTEGER)
+    #[Assert\Range(["min" => 120, "max" => 180, "minMessage" => "You must be at least {{ limit }}cm tall to enter"])]
+    #[ORM\Column(ORM\Column::T_INTEGER)]
     protected $height;
 
     /**
@@ -63,10 +63,10 @@ class User
      *      inverseJoinColumns={@ORM\JoinColumn(name="phonenumber_id", referencedColumnName="id", unique=true)}
      *      )
      */
-    @@ORM\ManyToMany(Phonenumber::class)
-    @@ORM\JoinTable("users_phonenumbers")
-    @@ORM\JoinColumn("user_id", "id")
-    @@ORM\InverseJoinColumn("phonenumber_id", "id", ORM\JoinColumn::UNIQUE)
+    #[ORM\ManyToMany(Phonenumber::class)]
+    #[ORM\JoinTable("users_phonenumbers")]
+    #[ORM\JoinColumn("user_id", "id")]
+    #[ORM\InverseJoinColumn("phonenumber_id", "id", ORM\JoinColumn::UNIQUE)]
     private $phonenumbers;
 }
 
diff --git a/Zend/tests/attributes/010_unsupported_const_expression.phpt b/Zend/tests/attributes/010_unsupported_const_expression.phpt
index fb30e2c486bd5..498898379da83 100644
--- a/Zend/tests/attributes/010_unsupported_const_expression.phpt
+++ b/Zend/tests/attributes/010_unsupported_const_expression.phpt
@@ -3,7 +3,7 @@ Attribute arguments support only const expressions.
 --FILE--
 <?php
 
-@@A1(foo())
+#[A1(foo())]
 class C1 { }
 
 ?>
diff --git a/Zend/tests/attributes/011_inheritance.phpt b/Zend/tests/attributes/011_inheritance.phpt
index 25c943dea30e9..36ee3fa47addf 100644
--- a/Zend/tests/attributes/011_inheritance.phpt
+++ b/Zend/tests/attributes/011_inheritance.phpt
@@ -3,10 +3,10 @@ Attributes comply with inheritance rules.
 --FILE--
 <?php
 
-@@A2
+#[A2]
 class C1
 {
-	@@A1
+	#[A1]
 	public function foo() { }
 }
 
@@ -17,7 +17,7 @@ class C2 extends C1
 
 class C3 extends C1
 {
-	@@A1
+	#[A1]
 	public function bar() { }
 }
 
@@ -37,7 +37,7 @@ echo "\n";
 
 trait T1
 {
-	@@A2
+	#[A2]
 	public $a;
 }
 
@@ -49,7 +49,7 @@ class C4
 class C5
 {
 	use T1;
-	
+
 	public $a;
 }
 
diff --git a/Zend/tests/attributes/012_ast_export.phpt b/Zend/tests/attributes/012_ast_export.phpt
index 9412acc6059e7..a9131f92d0c0b 100644
--- a/Zend/tests/attributes/012_ast_export.phpt
+++ b/Zend/tests/attributes/012_ast_export.phpt
@@ -7,51 +7,51 @@ assert.warning=1
 --FILE--
 <?php
 
-assert(0 && ($a = @@A1 @@A2 function ($a, @@A3(1) $b) { }));
+assert(0 && ($a = #[A1] #[A2] function ($a, #[A3(1)] $b) { }));
 
-assert(0 && ($a = @@A1(1, 2, 1 + 2) fn () => 1));
+assert(0 && ($a = #[A1(1, 2, 1 + 2)] fn () => 1));
 
-assert(0 && ($a = new @@A1 class() {
-	@@A1@@A2 const FOO = 'foo';
-	@@A2 public $x;
-	@@A3 function a() { }
+assert(0 && ($a = new #[A1] class() {
+	#[A1]#[A2] const FOO = 'foo';
+	#[A2] public $x;
+	#[A3] function a() { }
 }));
 
 assert(0 && ($a = function () {
-	@@A1 class Test1 { }
-	@@A2 interface Test2 { }
-	@@A3 trait Test3 { }
+	#[A1] class Test1 { }
+	#[A2] interface Test2 { }
+	#[A3] trait Test3 { }
 }));
 
 ?>
 --EXPECTF--
-Warning: assert(): assert(0 && ($a = @@A1 @@A2 function ($a, @@A3(1) $b) {
+Warning: assert(): assert(0 && ($a = #[A1] #[A2] function ($a, #[A3(1)] $b) {
 })) failed in %s on line %d
 
-Warning: assert(): assert(0 && ($a = @@A1(1, 2, 1 + 2) fn() => 1)) failed in %s on line %d
+Warning: assert(): assert(0 && ($a = #[A1(1, 2, 1 + 2)] fn() => 1)) failed in %s on line %d
 
-Warning: assert(): assert(0 && ($a = new @@A1 class {
-    @@A1
-    @@A2
+Warning: assert(): assert(0 && ($a = new #[A1] class {
+    #[A1]
+    #[A2]
     public const FOO = 'foo';
-    @@A2
+    #[A2]
     public $x;
-    @@A3
+    #[A3]
     public function a() {
     }
 
 })) failed in %s on line %d
 
 Warning: assert(): assert(0 && ($a = function () {
-    @@A1
+    #[A1]
     class Test1 {
     }
 
-    @@A2
+    #[A2]
     interface Test2 {
     }
 
-    @@A3
+    #[A3]
     trait Test3 {
     }
 
diff --git a/Zend/tests/attributes/013_class_scope.phpt b/Zend/tests/attributes/013_class_scope.phpt
index be6c7a60da4f4..61dd9f594c708 100644
--- a/Zend/tests/attributes/013_class_scope.phpt
+++ b/Zend/tests/attributes/013_class_scope.phpt
@@ -3,17 +3,17 @@ Attributes make use of class scope.
 --FILE--
 <?php
 
-@@A1(self::class, self::FOO)
+#[A1(self::class, self::FOO)]
 class C1
 {
-	@@A1(self::class, self::FOO)
+	#[A1(self::class, self::FOO)]
 	private const FOO = 'foo';
 
-	@@A1(self::class, self::FOO)
+	#[A1(self::class, self::FOO)]
 	public $a;
 
-	@@A1(self::class, self::FOO)
-	public function bar(@@A1(self::class, self::FOO) $p) { }
+	#[A1(self::class, self::FOO)]
+	public function bar(#[A1(self::class, self::FOO)] $p) { }
 }
 
 $ref = new \ReflectionClass(C1::class);
@@ -27,7 +27,7 @@ echo "\n";
 
 trait T1
 {
-	@@A1(self::class, self::FOO)
+	#[A1(self::class, self::FOO)]
 	public function foo() { }
 }
 
@@ -58,10 +58,10 @@ class C3
 
 	public static function foo()
 	{
-		return new @@A1(self::class, self::FOO) class() {
+		return new #[A1(self::class, self::FOO)] class() {
 			private const FOO = 'bar';
 
-			@@A1(self::class, self::FOO)
+			#[A1(self::class, self::FOO)]
 			public function bar() { }
 		};
 	}
diff --git a/Zend/tests/attributes/014_class_const_group.phpt b/Zend/tests/attributes/014_class_const_group.phpt
index 5da5c52a95779..a53ed09c0abd2 100644
--- a/Zend/tests/attributes/014_class_const_group.phpt
+++ b/Zend/tests/attributes/014_class_const_group.phpt
@@ -5,7 +5,7 @@ Attributes cannot be applied to groups of class constants.
 
 class C1
 {
-	@@A1
+	#[A1]
 	public const A = 1, B = 2;
 }
 
diff --git a/Zend/tests/attributes/015_property_group.phpt b/Zend/tests/attributes/015_property_group.phpt
index 52e3b0a92a8d7..484d4154cf3a6 100644
--- a/Zend/tests/attributes/015_property_group.phpt
+++ b/Zend/tests/attributes/015_property_group.phpt
@@ -5,7 +5,7 @@ Attributes cannot be applied to groups of properties.
 
 class C1
 {
-	@@A1
+	#[A1]
 	public $x, $y;
 }
 
diff --git a/Zend/tests/attributes/016_custom_attribute_validation.phpt b/Zend/tests/attributes/016_custom_attribute_validation.phpt
index 9971085274d6d..0f3167f98695c 100644
--- a/Zend/tests/attributes/016_custom_attribute_validation.phpt
+++ b/Zend/tests/attributes/016_custom_attribute_validation.phpt
@@ -8,9 +8,9 @@ if (!extension_loaded('zend-test')) {
 --FILE--
 <?php
 
-@@ZendTestAttribute
+#[ZendTestAttribute]
 function foo() {
 }
 ?>
 --EXPECTF--
-Fatal error: Only classes can be marked with @@ZendTestAttribute in %s
+Fatal error: Only classes can be marked with #[ZendTestAttribute] in %s
diff --git a/Zend/tests/attributes/017_closure_scope.phpt b/Zend/tests/attributes/017_closure_scope.phpt
index 936a8ec338a74..af7de8e2e828b 100644
--- a/Zend/tests/attributes/017_closure_scope.phpt
+++ b/Zend/tests/attributes/017_closure_scope.phpt
@@ -14,7 +14,7 @@ class C1
 
 	public static function foo()
 	{
-		return @@A1(self::class, self::FOO) function (@@A1(self::class, self::FOO) $p) { };
+		return #[A1(self::class, self::FOO)] function (#[A1(self::class, self::FOO)] $p) { };
 	}
 }
 
diff --git a/Zend/tests/attributes/018_fatal_error_in_argument.phpt b/Zend/tests/attributes/018_fatal_error_in_argument.phpt
index db2719d85a92c..fd031f5c2c2ee 100644
--- a/Zend/tests/attributes/018_fatal_error_in_argument.phpt
+++ b/Zend/tests/attributes/018_fatal_error_in_argument.phpt
@@ -3,7 +3,7 @@ Don't free uninitialized memory if a fatal error occurs in an attribute argument
 --FILE--
 <?php
 
-@@Attr(a->b::c)
+#[Attr(a->b::c)]
 function test() {}
 
 ?>
diff --git a/Zend/tests/attributes/019_variable_attribute_name.phpt b/Zend/tests/attributes/019_variable_attribute_name.phpt
index 9b8a3c22116df..fe96459bb30f4 100644
--- a/Zend/tests/attributes/019_variable_attribute_name.phpt
+++ b/Zend/tests/attributes/019_variable_attribute_name.phpt
@@ -3,7 +3,7 @@ Attribute name cannot be a variable
 --FILE--
 <?php
 
-@@$x
+#[$x]
 class A {}
 
 ?>
diff --git a/Zend/tests/attributes/020_userland_attribute_validation.phpt b/Zend/tests/attributes/020_userland_attribute_validation.phpt
index 1025b5008e202..14a10c39b288b 100644
--- a/Zend/tests/attributes/020_userland_attribute_validation.phpt
+++ b/Zend/tests/attributes/020_userland_attribute_validation.phpt
@@ -3,17 +3,17 @@ Attributes expose and verify target and repeatable data.
 --FILE--
 <?php
 
-@@Attribute(Attribute::TARGET_FUNCTION | Attribute::TARGET_METHOD)
+#[Attribute(Attribute::TARGET_FUNCTION | Attribute::TARGET_METHOD)]
 class A1 { }
 
-$ref = new \ReflectionFunction(@@A1 function () { });
+$ref = new \ReflectionFunction(#[A1] function () { });
 $attr = $ref->getAttributes()[0];
 var_dump($attr->getName(), $attr->getTarget() == Attribute::TARGET_FUNCTION, $attr->isRepeated());
 var_dump(get_class($attr->newInstance()));
 
 echo "\n";
 
-$ref = new \ReflectionObject(new @@A1 class() { });
+$ref = new \ReflectionObject(new #[A1] class() { });
 $attr = $ref->getAttributes()[0];
 var_dump($attr->getName(), $attr->getTarget() == Attribute::TARGET_CLASS, $attr->isRepeated());
 
@@ -25,7 +25,7 @@ try {
 
 echo "\n";
 
-$ref = new \ReflectionFunction(@@A1 @@A1 function () { });
+$ref = new \ReflectionFunction(#[A1] #[A1] function () { });
 $attr = $ref->getAttributes()[0];
 var_dump($attr->getName(), $attr->getTarget() == Attribute::TARGET_FUNCTION, $attr->isRepeated());
 
@@ -37,10 +37,10 @@ try {
 
 echo "\n";
 
-@@Attribute(Attribute::TARGET_CLASS | Attribute::IS_REPEATABLE)
+#[Attribute(Attribute::TARGET_CLASS | Attribute::IS_REPEATABLE)]
 class A2 { }
 
-$ref = new \ReflectionObject(new @@A2 @@A2 class() { });
+$ref = new \ReflectionObject(new #[A2] #[A2] class() { });
 $attr = $ref->getAttributes()[0];
 var_dump($attr->getName(), $attr->getTarget() == Attribute::TARGET_CLASS, $attr->isRepeated());
 var_dump(get_class($attr->newInstance()));
diff --git a/Zend/tests/attributes/021_attribute_flags_type_is_validated.phpt b/Zend/tests/attributes/021_attribute_flags_type_is_validated.phpt
index 0f0b915ebe762..7c1bfd2da72bf 100644
--- a/Zend/tests/attributes/021_attribute_flags_type_is_validated.phpt
+++ b/Zend/tests/attributes/021_attribute_flags_type_is_validated.phpt
@@ -3,7 +3,7 @@ Attribute flags type is validated.
 --FILE--
 <?php
 
-@@Attribute("foo")
+#[Attribute("foo")]
 class A1 { }
 
 ?>
diff --git a/Zend/tests/attributes/022_attribute_flags_value_is_validated.phpt b/Zend/tests/attributes/022_attribute_flags_value_is_validated.phpt
index 28ad550385d4f..72433a9f13930 100644
--- a/Zend/tests/attributes/022_attribute_flags_value_is_validated.phpt
+++ b/Zend/tests/attributes/022_attribute_flags_value_is_validated.phpt
@@ -3,7 +3,7 @@ Attribute flags value is validated.
 --FILE--
 <?php
 
-@@Attribute(-1)
+#[Attribute(-1)]
 class A1 { }
 
 ?>
diff --git a/Zend/tests/attributes/023_ast_node_in_validation.phpt b/Zend/tests/attributes/023_ast_node_in_validation.phpt
index ce44527f62fd5..332d83fe86f61 100644
--- a/Zend/tests/attributes/023_ast_node_in_validation.phpt
+++ b/Zend/tests/attributes/023_ast_node_in_validation.phpt
@@ -3,7 +3,7 @@ Attribute flags value is validated.
 --FILE--
 <?php
 
-@@Attribute(Foo::BAR)
+#[Attribute(Foo::BAR)]
 class A1 { }
 
 ?>
diff --git a/Zend/tests/attributes/024_internal_target_validation.phpt b/Zend/tests/attributes/024_internal_target_validation.phpt
index 49a5ae68c8b14..e941cf6132ae5 100644
--- a/Zend/tests/attributes/024_internal_target_validation.phpt
+++ b/Zend/tests/attributes/024_internal_target_validation.phpt
@@ -3,7 +3,7 @@ Internal attribute targets are validated.
 --FILE--
 <?php
 
-@@Attribute
+#[Attribute]
 function a1() { }
 
 ?>
diff --git a/Zend/tests/attributes/025_internal_repeatable_validation.phpt b/Zend/tests/attributes/025_internal_repeatable_validation.phpt
index b3c83e810f2af..671a15fba31f0 100644
--- a/Zend/tests/attributes/025_internal_repeatable_validation.phpt
+++ b/Zend/tests/attributes/025_internal_repeatable_validation.phpt
@@ -3,8 +3,8 @@ Internal attribute targets are validated.
 --FILE--
 <?php
 
-@@Attribute
-@@Attribute
+#[Attribute]
+#[Attribute]
 class A1 { }
 
 ?>
diff --git a/Zend/tests/attributes/026_unpack_in_args.phpt b/Zend/tests/attributes/026_unpack_in_args.phpt
index 37f8fb5679aba..d7528b5114cb1 100644
--- a/Zend/tests/attributes/026_unpack_in_args.phpt
+++ b/Zend/tests/attributes/026_unpack_in_args.phpt
@@ -3,7 +3,7 @@ Cannot use unpacking in attribute argument list
 --FILE--
 <?php
 
-@@MyAttribute(...[1, 2, 3])
+#[MyAttribute(...[1, 2, 3])]
 class Foo { }
 
 ?>
diff --git a/Zend/tests/attributes/027_trailing_comma_args.phpt b/Zend/tests/attributes/027_trailing_comma_args.phpt
index 5ac47e08a8586..226025f359c2c 100644
--- a/Zend/tests/attributes/027_trailing_comma_args.phpt
+++ b/Zend/tests/attributes/027_trailing_comma_args.phpt
@@ -3,12 +3,12 @@ Trailing comma in attribute argument list
 --FILE--
 <?php
 
-@@MyAttribute(
+#[MyAttribute(
 	"there",
 	"are",
 	"many",
 	"arguments",
-)
+)]
 class Foo { }
 
 $ref = new \ReflectionClass(Foo::class);
diff --git a/Zend/tests/attributes/028_grouped.phpt b/Zend/tests/attributes/028_grouped.phpt
new file mode 100644
index 0000000000000..9796531bdaee5
--- /dev/null
+++ b/Zend/tests/attributes/028_grouped.phpt
@@ -0,0 +1,55 @@
+--TEST--
+Attributes can be grouped
+--FILE--
+<?php
+
+#[A1(1), A1(2), A2(3)]
+class Foo
+{
+}
+
+#[
+    A1(1),
+    A1(2),
+    A2(3)
+]
+function foo() {}
+
+#[A1, A1, A2]
+function bar() {}
+
+$sources = [
+    new \ReflectionClass(Foo::class),
+    new \ReflectionFunction('foo'),
+    new \ReflectionFunction('bar'),
+];
+
+foreach ($sources as $ref) {
+    $attr = $ref->getAttributes();
+    var_dump(get_class($ref), count($attr));
+
+    foreach ($attr as $a) {
+        printf("%s(%s)\n", $a->getName(), implode(", ", $a->getArguments()));
+    }
+
+    echo "\n";
+}
+?>
+--EXPECT--
+string(15) "ReflectionClass"
+int(3)
+A1(1)
+A1(2)
+A2(3)
+
+string(18) "ReflectionFunction"
+int(3)
+A1(1)
+A1(2)
+A2(3)
+
+string(18) "ReflectionFunction"
+int(3)
+A1()
+A1()
+A2()
diff --git a/Zend/tests/bug79897.phpt b/Zend/tests/bug79897.phpt
index ed79318c766e4..19869538a4652 100644
--- a/Zend/tests/bug79897.phpt
+++ b/Zend/tests/bug79897.phpt
@@ -3,7 +3,7 @@ bug79897: Promoted constructor params with attribs cause crash
 --FILE--
 <?php
 
-@@Attribute
+#[Attribute]
 class B {
     public function __construct($value)
     {
@@ -12,7 +12,7 @@ class B {
 
 class A {
     public function __construct(
-        @@B(12) public $b
+        #[B(12)] public $b
     )
     {
     }
diff --git a/Zend/tests/ctor_promotion_attributes.phpt b/Zend/tests/ctor_promotion_attributes.phpt
index 08c7117dafb4d..1b02eef9df6ed 100644
--- a/Zend/tests/ctor_promotion_attributes.phpt
+++ b/Zend/tests/ctor_promotion_attributes.phpt
@@ -5,7 +5,7 @@ Attributes on promoted properties are assigned to both the property and paramete
 
 class Test {
     public function __construct(
-        @@NonNegative
+        #[NonNegative]
         public int $num,
     ) {}
 }
diff --git a/Zend/tests/named_params/attributes.phpt b/Zend/tests/named_params/attributes.phpt
index 931dbfbe9fae3..94d2fad19f4d9 100644
--- a/Zend/tests/named_params/attributes.phpt
+++ b/Zend/tests/named_params/attributes.phpt
@@ -3,7 +3,7 @@ Named params in attributes
 --FILE--
 <?php
 
-@@Attribute
+#[Attribute]
 class MyAttribute {
     public function __construct(
         public $a = 'a',
@@ -12,10 +12,10 @@ class MyAttribute {
     ) {}
 }
 
-@@MyAttribute('A', c: 'C')
+#[MyAttribute('A', c: 'C')]
 class Test1 {}
 
-@@MyAttribute('A', a: 'C')
+#[MyAttribute('A', a: 'C')]
 class Test2 {}
 
 $attr = (new ReflectionClass(Test1::class))->getAttributes()[0];
diff --git a/Zend/tests/named_params/attributes_duplicate_named_param.phpt b/Zend/tests/named_params/attributes_duplicate_named_param.phpt
index bcd9f9b71792b..3c4203a6c7fd1 100644
--- a/Zend/tests/named_params/attributes_duplicate_named_param.phpt
+++ b/Zend/tests/named_params/attributes_duplicate_named_param.phpt
@@ -3,7 +3,7 @@ Named params in attributes: Duplicate named parameter error
 --FILE--
 <?php
 
-@@MyAttribute(a: 'A', a: 'A')
+#[MyAttribute(a: 'A', a: 'A')]
 class Test {}
 
 ?>
diff --git a/Zend/tests/named_params/attributes_named_flags.phpt b/Zend/tests/named_params/attributes_named_flags.phpt
index f553aa5308900..fcb08755e3767 100644
--- a/Zend/tests/named_params/attributes_named_flags.phpt
+++ b/Zend/tests/named_params/attributes_named_flags.phpt
@@ -3,11 +3,11 @@ Named flags parameter for Attribute attribute
 --FILE--
 <?php
 
-@@Attribute(flags: Attribute::TARGET_CLASS)
+#[Attribute(flags: Attribute::TARGET_CLASS)]
 class MyAttribute {
 }
 
-@@MyAttribute
+#[MyAttribute]
 function test() {}
 
 (new ReflectionFunction('test'))->getAttributes()[0]->newInstance();
diff --git a/Zend/tests/named_params/attributes_named_flags_incorrect.phpt b/Zend/tests/named_params/attributes_named_flags_incorrect.phpt
index 6f5b226157b1b..2ad231602f5f1 100644
--- a/Zend/tests/named_params/attributes_named_flags_incorrect.phpt
+++ b/Zend/tests/named_params/attributes_named_flags_incorrect.phpt
@@ -4,11 +4,11 @@ Named flags parameter for Attribute attribute (incorrect parameter name)
 <?php
 
 // TODO: This should error at compile-time.
-@@Attribute(not_flags: Attribute::TARGET_CLASS)
+#[Attribute(not_flags: Attribute::TARGET_CLASS)]
 class MyAttribute {
 }
 
-@@MyAttribute
+#[MyAttribute]
 function test() {}
 
 (new ReflectionFunction('test'))->getAttributes()[0]->newInstance();
diff --git a/Zend/tests/named_params/attributes_positional_after_named.phpt b/Zend/tests/named_params/attributes_positional_after_named.phpt
index 61cee4dc1f2c5..2301635b68964 100644
--- a/Zend/tests/named_params/attributes_positional_after_named.phpt
+++ b/Zend/tests/named_params/attributes_positional_after_named.phpt
@@ -3,10 +3,10 @@ Named params in attributes: Positional after named error
 --FILE--
 <?php
 
-@@Attribute
+#[Attribute]
 class MyAttribute { }
 
-@@MyAttribute(a: 'A', 'B')
+#[MyAttribute(a: 'A', 'B')]
 class Test {}
 
 ?>
diff --git a/Zend/tests/varSyntax/globalNonSimpleVariableError.phpt b/Zend/tests/varSyntax/globalNonSimpleVariableError.phpt
index 6162cbc993ff8..f41840cbb3649 100644
--- a/Zend/tests/varSyntax/globalNonSimpleVariableError.phpt
+++ b/Zend/tests/varSyntax/globalNonSimpleVariableError.phpt
@@ -7,4 +7,4 @@ global $$foo->bar;
 
 ?>
 --EXPECTF--
-Parse error: syntax error, unexpected token "->", expecting ";" or "," in %s on line %d
+Parse error: syntax error, unexpected token "->", expecting "," or ";" in %s on line %d
diff --git a/Zend/zend_ast.c b/Zend/zend_ast.c
index f746b408a1f84..7932bf597471f 100644
--- a/Zend/zend_ast.c
+++ b/Zend/zend_ast.c
@@ -1349,19 +1349,20 @@ static ZEND_COLD void zend_ast_export_class_no_header(smart_str *str, zend_ast_d
 	smart_str_appends(str, "}");
 }
 
-static ZEND_COLD void zend_ast_export_attributes(smart_str *str, zend_ast *ast, int indent, zend_bool newlines) {
+static ZEND_COLD void zend_ast_export_attribute_group(smart_str *str, zend_ast *ast, int indent) {
 	zend_ast_list *list = zend_ast_get_list(ast);
-	uint32_t i;
+	uint32_t i, j;
 
 	for (i = 0; i < list->children; i++) {
 		zend_ast *attr = list->child[i];
 
-		smart_str_appends(str, "@@");
+		if (i) {
+			smart_str_appends(str, ", ");
+		}
 		zend_ast_export_ns_name(str, attr->child[0], 0, indent);
 
 		if (attr->child[1]) {
 			zend_ast_list *args = zend_ast_get_list(attr->child[1]);
-			uint32_t j;
 
 			smart_str_appendc(str, '(');
 			for (j = 0; j < args->children; j++) {
@@ -1372,6 +1373,17 @@ static ZEND_COLD void zend_ast_export_attributes(smart_str *str, zend_ast *ast,
 			}
 			smart_str_appendc(str, ')');
 		}
+	}
+}
+
+static ZEND_COLD void zend_ast_export_attributes(smart_str *str, zend_ast *ast, int indent, zend_bool newlines) {
+	zend_ast_list *list = zend_ast_get_list(ast);
+	uint32_t i;
+
+	for (i = 0; i < list->children; i++) {
+		smart_str_appends(str, "#[");
+		zend_ast_export_attribute_group(str, list->child[i], indent);
+		smart_str_appends(str, "]");
 
 		if (newlines) {
 			smart_str_appendc(str, '\n');
diff --git a/Zend/zend_ast.h b/Zend/zend_ast.h
index 2d72759c392a4..eb02e9bea0c38 100644
--- a/Zend/zend_ast.h
+++ b/Zend/zend_ast.h
@@ -63,6 +63,7 @@ enum _zend_ast_kind {
 	ZEND_AST_USE,
 	ZEND_AST_TYPE_UNION,
 	ZEND_AST_ATTRIBUTE_LIST,
+	ZEND_AST_ATTRIBUTE_GROUP,
 	ZEND_AST_MATCH_ARM_LIST,
 
 	/* 0 child nodes */
diff --git a/Zend/zend_compile.c b/Zend/zend_compile.c
index 8d76148fc2a33..c403a1f54e3a1 100644
--- a/Zend/zend_compile.c
+++ b/Zend/zend_compile.c
@@ -6214,51 +6214,57 @@ static void zend_compile_attributes(HashTable **attributes, zend_ast *ast, uint3
 	zend_internal_attribute *config;
 
 	zend_ast_list *list = zend_ast_get_list(ast);
-	uint32_t i, j;
+	uint32_t g, i, j;
 
 	ZEND_ASSERT(ast->kind == ZEND_AST_ATTRIBUTE_LIST);
 
-	for (i = 0; i < list->children; i++) {
-		ZEND_ASSERT(list->child[i]->kind == ZEND_AST_ATTRIBUTE);
+	for (g = 0; g < list->children; g++) {
+		zend_ast_list *group = zend_ast_get_list(list->child[g]);
 
-		zend_ast *el = list->child[i];
-		zend_string *name = zend_resolve_class_name_ast(el->child[0]);
-		zend_ast_list *args = el->child[1] ? zend_ast_get_list(el->child[1]) : NULL;
+		ZEND_ASSERT(group->kind == ZEND_AST_ATTRIBUTE_GROUP);
 
-		attr = zend_add_attribute(attributes, 0, offset, name, args ? args->children : 0);
-		zend_string_release(name);
+		for (i = 0; i < group->children; i++) {
+			ZEND_ASSERT(group->child[i]->kind == ZEND_AST_ATTRIBUTE);
 
-		/* Populate arguments */
-		if (args) {
-			ZEND_ASSERT(args->kind == ZEND_AST_ARG_LIST);
+			zend_ast *el = group->child[i];
+			zend_string *name = zend_resolve_class_name_ast(el->child[0]);
+			zend_ast_list *args = el->child[1] ? zend_ast_get_list(el->child[1]) : NULL;
 
-			zend_bool uses_named_args = 0;
-			for (j = 0; j < args->children; j++) {
-				zend_ast *arg_ast = args->child[j];
+			attr = zend_add_attribute(attributes, 0, offset, name, args ? args->children : 0);
+			zend_string_release(name);
 
-				if (arg_ast->kind == ZEND_AST_UNPACK) {
-					zend_error_noreturn(E_COMPILE_ERROR,
-						"Cannot use unpacking in attribute argument list");
-				}
+			/* Populate arguments */
+			if (args) {
+				ZEND_ASSERT(args->kind == ZEND_AST_ARG_LIST);
 
-				if (arg_ast->kind == ZEND_AST_NAMED_ARG) {
-					attr->args[j].name = zend_string_copy(zend_ast_get_str(arg_ast->child[0]));
-					arg_ast = arg_ast->child[1];
-					uses_named_args = 1;
+				zend_bool uses_named_args = 0;
+				for (j = 0; j < args->children; j++) {
+					zend_ast *arg_ast = args->child[j];
 
-					for (uint32_t k = 0; k < j; k++) {
-						if (attr->args[k].name &&
-								zend_string_equals(attr->args[k].name, attr->args[j].name)) {
-							zend_error_noreturn(E_COMPILE_ERROR, "Duplicate named parameter $%s",
-								ZSTR_VAL(attr->args[j].name));
+					if (arg_ast->kind == ZEND_AST_UNPACK) {
+						zend_error_noreturn(E_COMPILE_ERROR,
+							"Cannot use unpacking in attribute argument list");
+					}
+
+					if (arg_ast->kind == ZEND_AST_NAMED_ARG) {
+						attr->args[j].name = zend_string_copy(zend_ast_get_str(arg_ast->child[0]));
+						arg_ast = arg_ast->child[1];
+						uses_named_args = 1;
+
+						for (uint32_t k = 0; k < j; k++) {
+							if (attr->args[k].name &&
+									zend_string_equals(attr->args[k].name, attr->args[j].name)) {
+								zend_error_noreturn(E_COMPILE_ERROR, "Duplicate named parameter $%s",
+									ZSTR_VAL(attr->args[j].name));
+							}
 						}
+					} else if (uses_named_args) {
+						zend_error_noreturn(E_COMPILE_ERROR,
+							"Cannot use positional argument after named argument");
 					}
-				} else if (uses_named_args) {
-					zend_error_noreturn(E_COMPILE_ERROR,
-						"Cannot use positional argument after named argument");
-				}
 
-				zend_const_expr_to_zval(&attr->args[j].value, arg_ast);
+					zend_const_expr_to_zval(&attr->args[j].value, arg_ast);
+				}
 			}
 		}
 	}
diff --git a/Zend/zend_language_parser.y b/Zend/zend_language_parser.y
index 1a566e352d2d9..ed800c46f867e 100644
--- a/Zend/zend_language_parser.y
+++ b/Zend/zend_language_parser.y
@@ -178,7 +178,7 @@ static YYSIZE_T zend_yytnamerr(char*, const char*);
 %token <ident> T_NS_C            "'__NAMESPACE__'"
 
 %token END 0 "end of file"
-%token T_ATTRIBUTE    "'@@'"
+%token T_ATTRIBUTE    "'#['"
 %token T_PLUS_EQUAL   "'+='"
 %token T_MINUS_EQUAL  "'-='"
 %token T_MUL_EQUAL    "'*='"
@@ -266,7 +266,7 @@ static YYSIZE_T zend_yytnamerr(char*, const char*);
 %type <ast> identifier type_expr_without_static union_type_without_static
 %type <ast> inline_function union_type
 %type <ast> attributed_statement attributed_class_statement attributed_parameter
-%type <ast> attribute_decl attribute attributes namespace_declaration_name
+%type <ast> attribute_decl attribute attributes attribute_group namespace_declaration_name
 %type <ast> match match_arm_list non_empty_match_arm_list match_arm match_arm_cond_list
 
 %type <num> returns_ref function fn is_reference is_variadic variable_modifiers
@@ -345,8 +345,15 @@ attribute_decl:
 			{ $$ = zend_ast_create(ZEND_AST_ATTRIBUTE, $1, $2); }
 ;
 
+attribute_group:
+		attribute_decl
+			{ $$ = zend_ast_create_list(1, ZEND_AST_ATTRIBUTE_GROUP, $1); }
+	|	attribute_group ',' attribute_decl
+			{ $$ = zend_ast_list_add($1, $3); }
+;
+
 attribute:
-		T_ATTRIBUTE attribute_decl	{ $$ = $2; }
+		T_ATTRIBUTE attribute_group possible_comma ']'	{ $$ = $2; }
 ;
 
 attributes:
diff --git a/Zend/zend_language_scanner.l b/Zend/zend_language_scanner.l
index ee88282fd5176..b00e4e3edb61a 100644
--- a/Zend/zend_language_scanner.l
+++ b/Zend/zend_language_scanner.l
@@ -1411,7 +1411,8 @@ NEWLINE ("\r"|"\n"|"\r\n")
 	RETURN_TOKEN_WITH_IDENT(T_RETURN);
 }
 
-<ST_IN_SCRIPTING>"@@" {
+<ST_IN_SCRIPTING>"#[" {
+	enter_nesting('[');
 	RETURN_TOKEN(T_ATTRIBUTE);
 }
 
diff --git a/ext/tokenizer/tests/attributes.phpt b/ext/tokenizer/tests/attributes.phpt
index 8795a4c5dcddf..f4211ca769a17 100644
--- a/ext/tokenizer/tests/attributes.phpt
+++ b/ext/tokenizer/tests/attributes.phpt
@@ -3,7 +3,7 @@ Attributes are exposed as tokens.
 --FILE--
 <?php
 
-$tokens = token_get_all('<?php @@A1(1, 2) class C1 { }');
+$tokens = token_get_all('<?php #[A1(1, 2)] class C1 { }');
 
 $attr = $tokens[1];
 var_dump(token_name(T_ATTRIBUTE));
@@ -16,5 +16,5 @@ var_dump($class[1]);
 --EXPECT--
 string(11) "T_ATTRIBUTE"
 bool(true)
-string(2) "@@"
+string(2) "#["
 string(2) "A1"
diff --git a/ext/zend_test/test.c b/ext/zend_test/test.c
index 64fd421292e76..2d91543cf1f66 100644
--- a/ext/zend_test/test.c
+++ b/ext/zend_test/test.c
@@ -275,7 +275,7 @@ static zend_function *zend_test_class_static_method_get(zend_class_entry *ce, ze
 void zend_attribute_validate_zendtestattribute(zend_attribute *attr, uint32_t target, zend_class_entry *scope)
 {
 	if (target != ZEND_ATTRIBUTE_TARGET_CLASS) {
-		zend_error(E_COMPILE_ERROR, "Only classes can be marked with @@ZendTestAttribute");
+		zend_error(E_COMPILE_ERROR, "Only classes can be marked with #[ZendTestAttribute]");
 	}
 }