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zTreeObj.removeNode.html 1.5KB

    <div class="apiDetail"> <div> <h2><span>Function(treeNode, callbackFlag)</span><span class="path">zTreeObj.</span>removeNode</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 node</p> <p class="highlight_red">Use removeNode() method of zTree v3.x can trigger 'beforeRemove / onRemove' callback function. for reduce redundant code.</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>treeNode</b><span>JSON</span></h4> <p>JSON data object of the node to be removed.</p> <p class="highlight_red">Please ensure that this data object is an internal node data object in zTree.</p> <h4 class="topLine"><b>callbackFlag</b><span>Boolean</span></h4> <p>callbackFlag = true means: call this method, will trigger 'beforeRemove' & 'onRemove' callback.</p> <p>callbackFlag = false means: call this method, will not trigger callback.</p> <p class="highlight_red">If this parameter is omitted, it is same as 'callbackFlag = false'</p> <h4 class="topLine"><b>Return </b><span>none</span></h4> <p>no return value</p> </div> <h3>Examples of function</h3> <h4>1. Remove all of the selected nodes.</h4> <pre xmlns=""><code>var treeObj = $.fn.zTree.getZTreeObj("tree"); var nodes = treeObj.getSelectedNodes(); for (var i=0, l=nodes.length; i < l; i++) { treeObj.removeNode(nodes[i]); } </code></pre> </div> </div>