$string = "abc I will say hello";
(substr($string,0,3)=="abc") ? $string=substr_replace($string,'www',0,3):$string=substr_replace($string,'zzz',strlen($string),0);
echo"<p> ".$string." </p>";
$string = "abc I will say hello";
(substr($string,0,3)=="abc") ? $string=substr_replace($string,'www',0,3):$string=substr_replace($string,'zzz',strlen($string),0);
echo"<p> ".$string." </p>";