search tag # rextended hex2chr hexadecimal to char
Mmm… but simply:
[rextended@MATRIX] > :global hex2chr do={:return [[:parse "(\"\\$1\")"]]}
[rextended@MATRIX] > :put [$hex2chr 64]
d
[rextended@MATRIX] >
just do not pass lowercase or invalid hex digit, only uppercase.
see here for the function to convert a string of HEX value to a string of Chars, it also check lower/upper/invalid hex:
https://forum.mikrotik.com/viewtopic.php?f=9&t=129693&p=871742#p871742