$(function(){
$('#tt').tree({
url:'<%=request.getContextPath()%>/treeInit',
lines:true,
onLoadSuccess:function(node,data){
var t = $(this);
if(data){
$(data).each(function(index,d){
if(this.state == 'closed'){
t.tree('expandAll');
}
});
}
}
});
});
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原文链接:https://blog.csdn.net/wodatoucai/article/details/30749913
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