PHP hex2bin() Function

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PHP hex2bin()

The hex2bin() function decodes a hexadecimally encoded binary string.

Warning: This function does NOT convert a hexadecimal number to a binary number. This can be done using the base_convert() function.

Example

PHP Compiler
<?php echo hex2bin("31303130"); ?>

Syntax

hex2bin(str)

Parameter Values

ValueTypeExplanation
strRequiredSpecifies the hexadecimal representation of string.

Return Value

ValueExplanation
StringReturns the binary representation of the given data or FALSE on failure.

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