string bin2hex(int $val)
(PHP 4, PHP 5)
| $val | The integer (long) number to convert to hexadecimal |
|---|---|
| RETURNS | Returns a hexadecimal string converted from the argument |
Converts binary data into a hexadecimal string equivalent. Hexadecimal is a base 16 numbering system with digits from 0 - 9 A - F. The number 31 in hexadecimal would be 1F which is sometimes represented as 0x1F or 1FH.