bin2hex
(PHP 4, PHP 5)
bin2hex — Convert binary data into hexadecimal representation
Description
   string bin2hex
    ( string $str
   )
  Returns an ASCII string containing the hexadecimal representation of str. The conversion is done byte-wise with the high-nibble first.
Parameters
- str
- 
      A character. 
Return Values
Returns the hexadecimal representation of the given string.