can I set more than one column's type as tree ?

can I set more than one column’s type as tree ?



code

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mygrid.setColTypes(“tree,tree,tree”);



It does not work for me now. does DHTMLX supports this feature ?

Only one column can have a “tree” type. ( the tree column defines hierarchy and its not possible to have multiple hierarchies in same time )
If you just need to show image and text - you can just use inline html tags for necessary effect.