[Solved] Converting all underscore connected letters to uppercase in php [closed]
Try with preg_replace_callback function in php. $ptn = “/_[a-z]?/”; $str = “kp_o_zmq_k”; $result = preg_replace_callback($ptn,”callbackhandler”,$str); // print the result echo $result; function callbackhandler($matches) { return strtoupper(ltrim($matches[0], “_”)); } 0 solved Converting all underscore connected letters to uppercase in php [closed]