Question

How to convert a hex to a byte array in PHP

Answer 1

$hexString = "1A2D3E4F";

$byteArray = unpack('C*', hex2bin($hexString));

print_r($byteArray);



/*
run:

Array
(
    [1] => 26
    [2] => 45
    [3] => 62
    [4] => 79
)

*/

 

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