HTML5 允许扩展的（自制的）属性，以 data- 开头
<label id="id0" data-value="0">0</label> <label id="id1" data-value="1">1</label> <script> var id0Value = $("#id0").attr("data-value"); var id1Value = $("#id1").attr("data-value"); alert('id0 value is ' + id0Value); alert('id1 value is ' + id1Value); </script>示例代码：https://github.com/zLulus/NotePractice/blob/dev3/Website/NotePractice/Views/Js/CustomerProperty.cshtml
转载于:https://www.cnblogs.com/Lulus/p/7911031.html
