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I added My-calculator to the project #52

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16 changes: 16 additions & 0 deletions index.css
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Original file line number Diff line number Diff line change
@@ -0,0 +1,16 @@
#mydiv1 {
width: 300px;
height: 280px;
background-color: black;


}
input {
width: 24%;
height: 55px; font-size: 20px;
}
#myplac {
width: 96%;
height: 50px;
background-color: azure;
}
44 changes: 44 additions & 0 deletions index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="stylesheet" href="index.css">
<title>My-calculatator</title>
</head>
<body>
<div id="mydiv1">
<form name="caf">

<input type="text" name="inna" placeholder="0" id="myplac">
<br>
<input type="button" value="1" onclick="caf.inna.value+=1">
<input type="button" value="2" onclick="caf.inna.value+=2">
<input type="button" value="3" onclick="caf.inna.value+=3">
<input type="button" value="+" onclick="add()">
<br>
<input type="button" value="4" onclick="caf.inna.value+=4">
<input type="button" value="5" onclick="caf.inna.value+=5">
<input type="button" value="6" onclick="caf.inna.value+=6">
<input type="button" value="-" onclick="sub()">
<br>
<input type="button" value="7" onclick="caf.inna.value+=7">
<input type="button" value="8" onclick="caf.inna.value+=8">
<input type="button" value="9" onclick="caf.inna.value+=9">
<input type="button" value="/" onclick="di()">
<br>
<input type="button" value="R" onclick="caf.inna.value=''">
<input type="button" value="0" onclick="caf.inna.value+=0">
<input type="button" value="=" onclick="caf.inna.value=eval(caf.inna.value)">
<input type="button" value="x" onclick="mul()">
<br>

</form>


<script src="index.js"></script>

</div>
</body>
</html>
53 changes: 53 additions & 0 deletions index.js
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function add() {
var cal1=0, cla2=0;
cal1= caf.inna.value;
cla2=cal1.charAt(cal1.length-1);
if(cla2=='+' || cla2=='-' || cla2=='/' || cla2=='*') {
caf.inna.value=cal1.substring(0,cal1.length-1);
caf.inna.value+='+';
}else {
caf.inna.value+='+';
}
}
function sub() {
var cal1=0, cla2=0;
cal1= caf.inna.value;
cla2=cal1.charAt(cal1.length-1);
if(cla2=='+' || cla2=='-' || cla2=='/' || cla2=='*') {
caf.inna.value=cal1.substring(0,cal1.length-1);
caf.inna.value+='-';
}else {
caf.inna.value+='-';
}
}
function di() {
var cal1=0, cla2=0;
cal1= caf.inna.value;
cla2=cal1.charAt(cal1.length-1);
if(cla2=='+' || cla2=='-' || cla2=='/' || cla2=='*') {
caf.inna.value=cal1.substring(0,cal1.length-1);
caf.inna.value+='/';
}else {
caf.inna.value+='/';
}
}
function mul() {
var cal1=0, cla2=0;
cal1= caf.inna.value;
cla2=cal1.charAt(cal1.length-1);
if(cla2=='+' || cla2=='-' || cla2=='/' || cla2=='*') {
caf.inna.value=cal1.substring(0,cal1.length-1);
caf.inna.value+='*';
}else {
caf.inna.value+='*';
}
}
// enventListner//
const myClick = document.getElementById("myplac")
myClick.addEventListener("click", ()=>{
document.body.style.backgroundColor = "purple";

});