An example of the multi-selection tree effect implemented by jQuery plug-in zTree-JS Tutorial-php.cn

An example of the multi-selection tree effect implemented by jQuery plug-in zTree

小云云

Release： 2018-01-23 09:42:21

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This article mainly introduces the multi-selection tree effect realized by jQuery plug-in zTree. It analyzes the specific operation steps and related precautions of jQuery tree plug-in zTree to realize the multi-selection tree effect in the form of examples. Friends who need it can refer to it. I hope it can Help everyone.

The example in this article describes the multi-selection tree effect implemented by the jQuery plug-in zTree. Share it with everyone for your reference, the details are as follows:

1. Implementation code:

<!DOCTYPE html>
<html>
<head>
  <title>多选树</title>
  <meta http-equiv="content-type" content="text/html; charset=UTF-8">
  <link rel="stylesheet" type="text/css" href="zTree_v3/css/demo.css" rel="external nofollow" >
  <link rel="stylesheet" type="text/css" href="zTree_v3/css/zTreeStyle/zTreeStyle.css" rel="external nofollow" >
  <script type="text/javascript" src="zTree_v3/js/jquery-1.4.4.min.js"></script>
  <script type="text/javascript" src="zTree_v3/js/jquery.ztree.core.min.js"></script>
  <script type="text/javascript" src="zTree_v3/js/jquery.ztree.excheck.min.js"></script>
  <script type="text/javascript">
    <!--
    var setting = {
      check: {
        enable: true,
        chkStyle: "checkbox",
        chkboxType: { "Y": "s", "N": "ps" }
      },
      data: {
        simpleData: {
          enable: true
        }
      }
    };
    var zNodes =[
      { id:1, pId:0, name:"湖北省", open:true},
      { id:11, pId:1, name:"武汉市", open:true},
      { id:111, pId:11, name:"汉口"},
      { id:112, pId:11, name:"武昌"},
      { id:12, pId:1, name:"黄石市", open:true},
      { id:121, pId:12, name:"黄石港区"},
      { id:122, pId:12, name:"西塞山区"},
      { id:2, pId:0, name:"湖南省", open:true},
      { id:21, pId:2, name:"长沙市"},
      { id:22, pId:2, name:"株洲市", open:true},
      { id:221, pId:22, name:"天元区"},
      { id:222, pId:22, name:"荷塘区"},
      { id:23, pId:2, name:"湘潭市"}
    ];
    $(document).ready(function(){
      $.fn.zTree.init($("#treeMultiple"), setting, zNodes);
    });
    //-->
  </script>
</head>
<body>
<p class="content_wrap" style="text-align: center;">
  <p class="zTreeDemoBackground left">
    <ul id="treeMultiple" class="ztree" style="height: 300px; width:150px; overflow-y: auto"></ul>
  </p>
</p>
</body>
</html>

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2. Implementation renderings:

3. Source code description

(1) Y, N, "p" and "s" description

Y attribute defines the situation after the checkbox is checked;
N attribute defines the situation after the checkbox is unchecked;
"p" indicates that the operation will affect the parent node;
"s" indicates that the operation will affect the child node.

（2）chkboxType: { "Y": "s", "N": "ps" }

indicates the checkbox selection operation, which only affects child nodes ;Cancel the check operation to affect the parent and child nodes.

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