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  • jquery下拉菜单

    <!DOCTYPE html>
    <html>
        <head>
            <meta charset="utf-8" />
            <meta name="viewport" content="width=device-width, initial-scale=1">
            <title></title>
    
            <script src="jquery-3.5.1.min.js" type="text/javascript" charset="utf-8"></script>
    
            <script type="text/javascript">
                // 入口函数
                $(document).ready(function() {
                    var jqLi = $("#wrap>ul>li");
    
                    jqLi.mouseenter(function() {
                        $(this).children("ul").show()
                    })
    
                    jqLi.mouseleave(function() {
                        $(this).children("ul").hide()
                    })
                });
            </script>
    
            <style type="text/css">
                #wrap li ul {
                    display: none;
                }
    
                a {
                    display: block;
                     100px;
                }
    
                #wrap>ul>li {
                    float: left;
                }
            </style>
        </head>
        <body>
            <div id="wrap">
                <ul>
                    <li>
                        <a href="#">一级菜单</a>
                        <ul>
                            <li>
                                <a>二级菜单1</a>
                            </li>
                            <li>
                                <a>二级菜单2</a>
                            </li>
                            <li>
                                <a>二级菜单3</a>
                            </li>
                        </ul>
                    </li>
                    <li>
                        <a href="#">一级菜单</a>
                        <ul>
                            <li>
                                <a>二级菜单1</a>
                            </li>
                            <li>
                                <a>二级菜单2</a>
                            </li>
                            <li>
                                <a>二级菜单3</a>
                            </li>
                        </ul>
                    </li>
                    <li>
                        <a href="#">一级菜单</a>
                        <ul>
                            <li>
                                <a>二级菜单1</a>
                            </li>
                            <li>
                                <a>二级菜单2</a>
                            </li>
                            <li>
                                <a>二级菜单3</a>
                            </li>
                        </ul>
                    </li>
                </ul>
            </div>
        </body>
    </html>
    image
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  • 原文地址:https://www.cnblogs.com/zhangxuechao/p/13798333.html
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