变量监控 指令 gt-wach

index8.html

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<html>
<head>
    <title>变量监控指令 gt-watch</title>
    <script src="jquery-1.11.2.min.js"></script>
    <script src="groot.js"></script>
</head>
<body>
<div gt-view="myview">
    <ul gt-each="list">
        <li gt-class="$index(back0:value % 2 ==0,back1:value % 2==1)"><span
                gt-text="{$index}+1"></span><span>姓名:</span><span
                gt-text="{name}"></span>---<span>性别:</span><span
                gt-text="{sex}"></span> <input type="text" gt-watch="mychange" gt-value-change="name"></li>
    </ul>
</div>
</body>
</html>
<script>
    groot.view("myview", function (vm, ve) {
        vm.list = [
            {"name": "张三", "sex": "男"}
            ,
            {"name": "李四", "sex": "男"}
            ,
            {"name": "王五", "sex": "男"}
        ];
        ve.mychange = function ($self, value) {
            groot.log("第" + $self.$index + "项在变化,新值为\"" + value + "\"");
        }
    })
</script>
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说明:gt-wach指令只能放在 含有gt-text 或 gt-value的标签上

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