(PHP >= 5.4.0)
hex2bin — Decodes a hexadecimally encoded binary string
$data
)Decodes a hexadecimally encoded binary string.
This function does NOT convert a hexadecimal number to a binary number. This can be done using the base_convert() function.
dataHexadecimal representation of data.
Returns the binary representation of the given data ou FALSE em caso de falha.
If the hexadecimal input string is of odd length or invalid hexadecimal string
an E_WARNING level error is thrown.
| Versão | Descrição |
|---|---|
| 5.5.1 | A warning is thrown if the input string is invalid hexadecimal string. |
| 5.4.4 | A warning is thrown if the input string is of odd length. In PHP 5.4.0 the string was silently accepted, but the last byte was truncated. |
Exemplo #1 hex2bin() example
<?php
$hex = hex2bin("6578616d706c65206865782064617461");
var_dump($hex);
?>
O exemplo acima irá imprimir algo similar à:
string(16) "example hex data"