App下載
實(shí)例代碼( Tip: 登錄后體驗(yàn)更佳 )
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>W3Cschool在线教程(w3cschool.cn)</title>  
<script src="/statics/js/jquery-1.8.3.min.js"></script>
</head>
<body>
<script>
$(function () { 
    // 将被添加到列表的一个简单的函数
    var foo = function( value ) {
        alert( "foo:" + value );
    };   
    var callbacks = $.Callbacks(); 
    // 添加函数 "foo" 到列表
    callbacks.add( foo ); 
    // 传入参数调用所有回调列表
    callbacks.fire( "hello" ); // 输出: "foo: hello"
    callbacks.fire( "world" ); // 输出: "foo: world"     
    // 测试回到列表是否只是被调用过一次
    alert( callbacks.fired() );
})
</script>
 
</body>
</html>
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