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| | | <div class="apiDetail"> |
| | | <div> |
| | | <h2><span>Function(parentNode)</span><span class="path">zTreeObj.</span>removeChildNodes</h2> |
| | | <h3>Overview<span class="h3_info">[ depends on <span class="highlight_green">jquery.ztree.core</span> js ]</span></h3> |
| | | <div class="desc"> |
| | | <p></p> |
| | | <div class="longdesc"> |
| | | <p>Remove a parent node's child nodes</p> |
| | | <p class="highlight_red">1. After remove child nodes, the parent node will become a leaf node. Such as the need to maintain the parent node is still a parent node, set 'setting.data.keep.parent' attribute.</p> |
| | | <p class="highlight_red">2. Do not use this method to empty the root. If you need to empty the root, you can initialization zTree, and set the initial nodes is null.</p> |
| | | <p class="highlight_red">3. This method does not trigger any callback function.</p> |
| | | <p class="highlight_red">Please use zTree object to executing the method.</p> |
| | | </div> |
| | | </div> |
| | | <h3>Function Parameter Descriptions</h3> |
| | | <div class="desc"> |
| | | <h4><b>parentNode</b><span>JSON</span></h4> |
| | | <p>The parent node which need to clear its child nodes.</p> |
| | | <p class="highlight_red">Please ensure that this data object is an internal node data object in zTree.</p> |
| | | <h4 class="topLine"><b>Return </b><span>Array(JSON)</span></h4> |
| | | <p>Return the parent node's child nodes which have been removed. If has no child nodes, return null.</p> |
| | | </div> |
| | | <h3>Examples of function</h3> |
| | | <h4>1. Remove the first selected node's child nodes</h4> |
| | | <pre xmlns=""><code>var treeObj = $.fn.zTree.getZTreeObj("tree"); |
| | | var nodes = treeObj.getSelectedNodes(); |
| | | if (nodes && nodes.length>0) { |
| | | treeObj.removeChildNodes(nodes[0]); |
| | | } |
| | | </code></pre> |
| | | </div> |
| | | </div> |