• Javascript中parentNode的用法


    <!DOCTYPE html>
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
        <title></title>
        <script type="text/javascript">
            window.onload = function () {
                //取出所有的a标签
                var oUl = document.getElementById("ul1");
                var aA = oUl.getElementsByTagName("a");
                for (var i = 0; i < aA.length; i++) {
                    //给每个a标签注册事件
                    aA[i].onclick = function () {
                        //this是当前元素,parentNode  是单数,因为每个节点,只有一个父节点!有多个子节点
                       this.parentNode.style.display = "none";
                    }
                }
            }
        </script>
    </head>
    <body>
        -----------点击“隐藏” 隐藏每行中的文字-----------
        <ul id="ul1">
            <li>电风扇发<a href="javascript:void(0)">隐藏</a></li>
            <li>电松岛枫扇发<a href="javascript:void(0)">隐藏</a></li>
            <li>大幅度<a href="javascript:void(0)">隐藏</a></li>
            <li>合格后<a href="javascript:void(0)">隐藏</a></li>
            <li>的发的发的我<a href="javascript:void(0)">隐藏</a></li>
        </ul>
    </body>
    </html>
    

      

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  • 原文地址:https://www.cnblogs.com/alphafly/p/3763779.html
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