|  | Posted by M. Sokolewicz on 02/13/05 19:58 
or do something like:
 function string_to_ascii( $str ) {
 for( $i=0; $i < strlen( $str ); $i++ ) {
 $ret = ord( substr( $str, $i ) );
 $asc .= (string) ($ret < 10 ? '00' : ($ret < 100 ? '0' : '')) . $ret;
 }
 return $asc;
 }
 
 Mike wrote:
 > You should be able to do this quite well with the str_pad() function.
 >
 > http://us3.php.net/manual/en/function.str-pad.php
 >
 > -M
 >
 >
 >>-----Original Message-----
 >>From: Shaun [mailto:shaunthornburgh@hotmail.com]
 >>Sent: Sunday, February 13, 2005 12:09 PM
 >>To: php-general@lists.php.net
 >>Subject: [PHP] Ensure a number is three digits long
 >>
 >>Hi,
 >>
 >>I have am trying to create functions to convert strings to
 >>ascii and vice
 >>versa:
 >>
 >>function string_to_ascii( $str ) {
 >> for( $i=0; $i < strlen( $str ); $i++ ) {
 >>   $asc .= ord( substr( $str, $i ) );
 >>  }
 >> return $asc;
 >>}
 >>
 >>This function works fine, however I need to ensure that the
 >>ASCII convertions are three digits long so that I know where
 >>to split the ASCII string when converting back to a normal
 >>string. i.e. 97 must be 097.
 >>
 >>Thanks for any advice offered
 >>
 >>--
 >>PHP General Mailing List (http://www.php.net/) To
 >>unsubscribe, visit: http://www.php.net/unsub.php
 >>
  Navigation: [Reply to this message] |