这道js面试题号称99%的人会做错
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<script type="text/javascript" src="app/js/jquery-2.1.4.js"></script>
<script type="text/javascript">
$(function() {
var a=11;
function aaa(a) {
console.log(a);
a=10;
}
function bbb(a) {
console.log(a);
a=100;
}
function ccc(a) {
console.log(a);
a=1000;
}
//
var arry = [];
arry.push(aaa);
arry.push(bbb);
arry.push(ccc);
for(var i = 0; i < arry.length; i++) {
arry[i](a);
}
//var sb = $.Callbacks().add(aaa).add(bbb).add(ccc).fire();
var sb = $.Callbacks().add(aaa, bbb ,ccc).fire(a);
})
</script>
</head>
<body>
</body>
</html>
