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.
Hexadecimal representation of data.
Returns the binary representation of the given data or FALSE
on failure.
If the hexadecimal input string is of odd length or invalid hexadecimal string an E_WARNING
level error is thrown.
A warning is thrown if the input string is invalid hexadecimal string.
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.
<?php $hex = hex2bin("6578616d706c65206865782064617461"); var_dump($hex); ?>
The above example will output something similar to:
string(16) "example hex data"
unpack() -
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