Copy string from sub-string or character to sub-string or character

<?php

function strcopy($string, $fromsub, $tosub, $trimsub = true) {

  $pos = strpos($string, $fromsub);

  if ($pos === false)

   return $string;

  else {

   $string = substr($string, $pos+($trimsub ? strlen($fromsub) : 0));

   $pos = strpos($string, $tosub);

   if ($pos === false)

     return $string;

   else 

     return(substr($string, 0, $pos+($trimsub ? 0 : strlen($tosub))));

  }

}

 

$myvar = 'Yahoo(Google)Bing';

echo strcopy($myvar,'(',')');  //result 'Google'

echo strcopy($myvar,'(',')',false); //result '(Google)'

?>