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  • bootstrap 多级联动下拉框

    <!DOCTYPE HTML>
    <html lang="zh-CN">
    <head>
        <meta charset="UTF-8">
        <title>Bootstrap 3 的多级下拉菜单示例</title>
        <script type="text/javascript" src="http://libs.baidu.com/jquery/1.9.0/jquery.js"></script>
        <link rel="stylesheet" href="http://libs.baidu.com/bootstrap/3.0.3/css/bootstrap.min.css" rel="external nofollow" />
        <script type="text/javascript" src="http://libs.baidu.com/bootstrap/3.0.3/js/bootstrap.min.js"></script>
        <style type="text/css">
      .dropdown-submenu {
       position: relative;
      }
      .dropdown-submenu > .dropdown-menu {
       top: 0;
       left: 100%;
       margin-top: -6px;
       margin-left: -1px;
       -webkit-border-radius: 0 6px 6px 6px;
       -moz-border-radius: 0 6px 6px;
       border-radius: 0 6px 6px 6px;
      }
      .dropdown-submenu:hover > .dropdown-menu {
       display: block;
      }
      .dropdown-submenu > a:after {
       display: block;
       content: " ";
       float: right;
        0;
       height: 0;
       border-color: transparent;
       border-style: solid;
       border- 5px 0 5px 5px;
       border-left-color: #ccc;
       margin-top: 5px;
       margin-right: -10px;
      }
      .dropdown-submenu:hover > a:after {
       border-left-color: #fff;
      }
      .dropdown-submenu.pull-left {
       float: none;
      }
      .dropdown-submenu.pull-left > .dropdown-menu {
       left: -100%;
       margin-left: 10px;
       -webkit-border-radius: 6px 0 6px 6px;
       -moz-border-radius: 6px 0 6px 6px;
       border-radius: 6px 0 6px 6px;
      }
     </style>
    </head>
    <body>
    <div class="container">
        <div class="row">
            <div class="form-group">
    
                <input type="hidden" name="category_id" id="category_id" value="" />
                <div class="dropdown">
                    <a id="dLabel" role="button" data-toggle="dropdown" class="btn btn-white" data-target="#" href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" ><span id="select-title">选择分类</span> <span class="caret"></span></a>
                    <ul class="dropdown-menu multi-level" role="menu" aria-labelledby="dropdownMenu">
                        <li><a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" data-index="1" data-title="一级菜单">一级菜单</a></li>
                        <li class="dropdown-submenu">
                            <a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" data-index="2" data-title="一级菜单">一级菜单</a>
                            <ul class="dropdown-menu">
                                <li><a data-index="2-1" href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" data-title="二级菜单">二级菜单</a></li>
                            </ul>
                        </li>
    
                        <li class="dropdown-submenu">
                            <a tabindex="3" href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" data-title="一级菜单">一级菜单</a>
                            <ul class="dropdown-menu">
                                <li><a tabindex="3-1" href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" data-title="二级菜单">二级菜单</a></li>
                                <li class="divider"></li>
                                <li class="dropdown-submenu">
                                    <a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" data-index="3-2" data-title="二级菜单">二级菜单</a>
                                    <ul class="dropdown-menu">
                                        <li><a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" data-index="3-2-1" data-title="三级菜单">三级菜单</a></li>
                                    </ul>
                                </li>
                            </ul>
                        </li>
                    </ul>
                </div>
    
            </div>
        </div>
    </div>
    <script type="text/javascript">
    
    
    $('.dropdown li a').click(function(){
    
     console.log(this);
     title = $(this).attr("data-title");
     id = $(this).attr("data-index");
     $("#select-title").text(title);
     $("#category_id").val(id);
    })
    
    </script>
    </body>
    </html>

    参考:

    https://www.jb51.net/article/128874.htm

    https://www.cnblogs.com/stubborn-donkey/p/7248618.html

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  • 原文地址:https://www.cnblogs.com/sea-stream/p/11520475.html
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