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<?php $array = [ "0×00" => "@", "0×01" => "£", "0×02" => "$", //... need to fill here all the table ]; function hexToGSM($hex,$array) { if(array_key_exists($hex,$array)) return $array[$hex]; else return null; } var_dump(hexToGSM("0×01",$array));
Output for 5.6.38, 7.1.0 - 7.1.24, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
string(2) "£"

preferences:
104.71 ms | 1446 KiB | 4 Q