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+---
+title: onCanMove
+name: options-oncanmove
+---
+
+You can override this function to determine if a node can be moved.
+
+{% highlight js %}
+$('#tree1').tree({
+ data: data,
+ dragAndDrop: true,
+ onCanMove: function(node) {
+ if (! node.parent.parent) {
+ // Example: Cannot move root node
+ return false;
+ }
+ else {
+ return true;
+ }
+ }
+});
+{% endhighlight %}