Check documentation for the latest version of dhtmlxSuite gridToTreeElement DHTMLX Docs


redefine this method in your code to define how grid row values should be used in tree

void gridToTreeElement(object treeObj,string|number treeNodeId,string|number gridRowId);


treeObjobjectobject of tree
treeNodeIdstring|numberid of the node created in tree
gridRowIdstring|numberid of the grid row

Available only in PRO Edition


myTreeGrid.gridToTreeElement = function(tree,treeID,gridID){
    return this.cells(gridId,0).getValue(); //take data from 1st column as a tree value


using input parameters you can change id of a new tree node, set label, set userdata blocks, etc.

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