Check documentation for the latest version 6.0 of dhtmlxSuite isItemChecked DHTMLX Docs

isItemChecked

returns the state of the item's checkbox

boolean isItemChecked(string|number id);

Parameters

idstring|numberthe item's id

Returns

booleantrue, if the checkbox is checked

Example

var isChecked = myTreeView.isItemChecked(id);

See also
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