<div class="apiDetail"> <div> <h2><span>Function(checked)</span><span class="path">zTreeObj.</span>checkAllNodes</h2> <h3>概述<span class="h3_info">[ 依赖 <span class="highlight_green">jquery.ztree.excheck</span> 扩展 js ]</span></h3> <div class="desc"> <p></p> <div class="longdesc"> <p>勾选 或 取消勾选 全部节点。<span class="highlight_red">[setting.check.enable = true 且 setting.check.chkStyle = "checkbox" 时有效]</span></p> <p class="highlight_red">此方法不会触发 beforeCheck / onCheck 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>checked</b><span>Boolean</span></h4> <p>checked = true 表示勾选全部节点</p> <p>checked = false 表示全部节点取消勾选</p> <p class="highlight_red">不会影响 treeNode.nochecked = true 的节点。</p> <p class="highlight_red">不会影响未加载的节点。</p> <h4 class="topLine"><b>返回值</b><span>无</span></h4> <p>目前无任何返回值</p> </div> <h3>function 举例</h3> <h4>1. 勾选全部节点</h4> <pre xmlns=""><code>var treeObj = $.fn.zTree.getZTreeObj("tree"); treeObj.checkAllNodes(true); </code></pre> </div> </div>