docs(utility): fixed typo

wjw020206 · wjw020206 · commit 034ebde30bb2 · 2025-09-03T14:06:34.000+08:00
diff --git a/docs/utility.md b/docs/utility.md
@@ -277,7 +277,7 @@ type Omit<T, K extends keyof any>
 `OmitThisParameter<Type>`从函数类型中移除 this 参数。
 
 ```typescript
-function toHex(this: Number) {
+function toHex(this: number) {
   return this.toString(16);
 }
 

Original file line number	Diff line number	Diff line change
`@@ -277,7 +277,7 @@ type Omit<T, K extends keyof any>`
`277`	`277`	`OmitThisParameter<Type>`从函数类型中移除 this 参数。
`278`	`278`
`279`	`279`	```typescript
`280`		`-function toHex(this: Number) {`
	`280`	`+function toHex(this: number) {`
`281`	`281`	`return this.toString(16);`
`282`	`282`	`}`
`283`	`283`