// PHP Nullify function

function Nullify ($varIn) {
if (!is_null($varIn) && $varIn != "") {
	return "'" . $varIn . "'";
} else {
	return "NULL";
}
}


//oneliner
Function Nullify($varIn){return((!is_null($varIn)&&$varIn!="")?"'$varIn'":"NULL");}