original_string: public static function rawToBin($raw, $length = 0)
      {
          $gmp = gmp_import($raw);
          $bin = gmp_strval($gmp, 2);
  
          return self::pad($bin, $length);
      }
code: public static function rawToBin($raw, $length = 0)
      {
          $gmp = gmp_import($raw);
          $bin = gmp_strval($gmp, 2);
  
          return self::pad($bin, $length);
      }
code_tokens: public static function rawToBin ( $ raw , $ length = 0 ) { $ gmp = gmp_import ( $ raw ) ; $ bin = gmp_strval ( $ gmp , 2 ) ; return self :: pad ( $ bin , $ length ) ; }
docstring: Converts stream of bytes into binary string.
  
  @param mixed $raw    Stream of bytes.
  @param int   $length Minimum output length.
  
  @return string Binary string.
docstring_tokens: Converts stream of bytes into binary string .