note 61402 added to function.str-replace

how can u make the php code do a backspace? like this: test[backspace] has to become "tes" thanx a lot ---- Server IP: 82.146.33.222 Probable Submitter: 81.82.42.68 ---- Manual Page -- http://www.php.net/manual/en/function.str-replace.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+61402 Delete: added to the manual -- http://master.php.net/manage/user-notes.php?action=delete+61402&report=yes&reason=added+to+the+manual Delete: bad code -- http://master.php.net/manage/user-notes.php?action=delete+61402&report=yes&reason=bad+code Delete: spam -- http://master.php.net/manage/user-notes.php?action=delete+61402&report=yes&reason=spam Delete: useless -- http://master.php.net/manage/user-notes.php?action=delete+61402&report=yes&reason=useless Delete: non-english -- http://master.php.net/manage/user-notes.php?action=delete+61402&report=yes&reason=non-english Delete: already in docs -- http://master.php.net/manage/user-notes.php?action=delete+61402&report=yes&reason=already+in+docs Delete: other reasons -- http://master.php.net/manage/user-notes.php?action=delete+61402&report=yes Reject -- http://master.php.net/manage/user-notes.php?action=reject+61402&report=yes Search -- http://master.php.net/manage/user-notes.php