PHP hex2bin()

The hex2bin() function converts a string of hexadecimal values to its binary representation.

Note: This function does NOT convert a hexadecimal number to a binary number. The hex2bin() function is available only in PHP 5.4.0 and later versions.

Syntax

hex2bin(hex_string);

The hex_string parameter represents the string of hexadecimal values to be converted.

Example

The following example uses the hex2bin() function to convert "504850", a string of hexadecimal values, to a string. Then the echo command prints this string to the console:

<?php
  echo hex2bin("504850");
?>

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The example will result in the following output:

PHP

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Codebyte Example

The following example is runnable and uses the hex2bin() function:

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