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< div class = "apiDetail" >
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< h2 > < span > Function(parentNode)< / span > < span class = "path" > zTreeObj.< / span > removeChildNodes< / h2 >
< h3 > 概述< span class = "h3_info" > [ 依赖 < span class = "highlight_green" > jquery.ztree.core< / span > 扩展 js ]< / span > < / h3 >
< div class = "desc" >
< p > < / p >
< div class = "longdesc" >
< p > 清空某父节点的子节点。< / p >
< p class = "highlight_red" > 1、清空子节点后， ， ， < / p >
< p class = "highlight_red" > 2、请勿用此方法清空根节点， ， ， < / p >
< p class = "highlight_red" > 3、此方法不会触发任何事件回调函数。< / p >
< p class = "highlight_red" > 请通过 zTree 对象执行此方法。< / p >
< / div >
< / div >
< h3 > Function 参数说明< / h3 >
< div class = "desc" >
< h4 > < b > parentNode< / b > < span > JSON< / span > < / h4 >
< p > 需要清空子节点的父节点数据< / p >
< p class = "highlight_red" > 请务必保证此节点数据对象 是 zTree 内部的数据对象< / p >
< h4 class = "topLine" > < b > 返回值< / b > < span > Array(JSON)< / span > < / h4 >
< p > 将该父节点的子节点数据返回，如果不存在则返回 null< / p >
< / div >
< h3 > function 举例< / h3 >
< h4 > 1. 清空选中的第一个节点的子节点< / 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 >