Get first 5 hexadecimal character and convert to decimal php

Question

I have a 128 character hex string.

I need to get the first 5 characters and then convert them to a decimal, which I will do with hexdec()

How can I get the first 5 characters?

Answer 1

try

$decvalue = hexdec(substr($the_string, 0, 5));

Answer 2

1)use substr to get 5 digits

$value = substr($yourstring, 0, 5);

look into exammple

2)Then convert them to decimal