Find and Replace with all in PHP (URDU)
strpos($text,$search,$initIndex)
$text="where word to be find"
$search="this word to be find"
$initIndex="from this index word to be search"
substr_replace ($text,$replace,$strpos,$search_length);
$replace word is put at $strpos to $search_length position in $text document
if you need the source code of this program ten comment me i will send you