Deprecated: Array and string offset access syntax with curly braces is deprecated in GifCreator.php

[JanValkenburg]

Deprecated: Array and string offset access syntax with curly braces is deprecated in GifCreator.php on line 135.

Using PHP 7.4.2

Error can be fixed by replacing { 10 } with [10] in the code at several lines;

[Louis6435]

PHP 8.x Fixed here: https://github.com/Louis6435/GifCreator