<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title></title>
<link rel="stylesheet" href="">
</head>
<body>
<ul ,function(e){
console.log(e);
// this 是当前点击的元素
alert(this.name);
alert(this.getAttribute('data-age'));
console.log(this.dataset['age']);
})
}
</script>
</body>
</html>
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