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Refer demo http://phpgrid.org/demo/demos/editing/js-validation.phps
Line 98, 146
It uses custom JS function for field validation. You can change the IF condition to stop these characters using regex or JS code.
hi abu, i refered this sample but i could find the function for only alpha numeric data.I would like to use like regular expression or preg_match
You can refer this link:
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