题解 | #_call函数#
_call函数
https://www.nowcoder.com/practice/22df1ed71b204a46b00587fdb780b3ab
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<style>
/* 填写样式 */
</style>
</head>
<body>
<!-- 填写标签 -->
<script type="text/javascript">
// 填写JavaScript
Function.prototype._call = function(context,...args){
context = context || window
context.fn = this
const result = context.fn(...args)
delete context.fn
return result
}
</script>
</body>
</html>
