removeData()

功能

删除先前存储的数据。

语法

datax.removeData(elm, name)

参数

elm
HTMLElement对象，指定对象HTML元素
name
将数据块命名为删除的字符串

范例

Example: 设置数据，然后再删除。

<!DOCTYPE html>
<html>

<head>
    <style>
    div { margin: 2px;color: blue; }
    span { color: red;}
    </style>
    <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/require.js/2.3.3/require.min.js"></script>
    <script>
    require.config({
        baseUrl: "./",
        packages: [{
            name: "skylark",
            location: "../../../src/skylark"
        }, ]
    });
    </script>
</head>

<body>
    <div>value1 after creation: <span></span></div>
    <div>value1 after removal: <span></span></div>
    <script>
    require(["skylark/query", "skylark/finder", "skylark/datax"], function(query, finder, datax) {
        var div = query("div")[0];
        datax.data(div, "test1", "VALUE-1");
        query("span:first").text("" + datax.data(div, "test1"));
        datax.removeData(div, "test1")
        query("span:last").text("" + datax.data(div, "test1"));
    });
    </script>
</body>

</html>