PHP 16-in-process interchange

 
 

  
  

  
<?php
  
  

  
/**
  
  

  
*
  
  

  
* ASCII to 16 system and hexadecimal to ASCII
  
  

  
* Non-profit organizations or individuals please feel free to reprint, for commercial purposes, please obtain the consent of the author
  
  

  
*
  
  

  
*/
  
  

  
ASCII Turn hexadecimal
  
  

  
function Asc2hex ($STR) {
  
  

  
Return ' \x '. substr (Chunk_split (Bin2Hex ($STR), 2, ' \x '), 0,-2);
  
  

  
}
  
  

  
hexadecimal to ASCII
  
  

  
function Hex2asc ($STR) {
  
  

  
$str = Join (', explode (' \x ', $str));
  
  

  
$len = strlen ($STR);
  
  

  
For ($i =0 $i < $len $i +=2) $data. =CHR (Hexdec (substr ($str, $i, 2));
  
  

  
return $data;
  
  

  
}
  
  

  
$ASC = "haha";
  
  

  
$hex = Asc2hex ($ASC);
  
  

  
$ASC = HEX2ASC ($hex);
  
  

  
echo "Hex:". $hex;
  
  

  
echo "
  
  

  
";
  
  

  
echo "ASC:". $asc;
  
  

  
?>