i tried mygrid.setColumnHidden(0,true); , its said “mygrid.setColumnHidden is not a function”.
Please make sure if you attached dhtmlxgrid.js file from PRO version
how to identify the dhtmlx version i use ???
Open dhtmlxgrid.js and check comments at first lines
/*
Copyright DHTMLX LTD. dhtmlx.com
You allowed to use this component or parts of it under GPL terms
To use it on other terms or get Professional edition of the component please contact us at sales@dhtmlx.com
*/