Fatal error: Uncaught TypeError: mb_substr(): Argument #3 ($length) must be of type ?int, string given in /in/0kOeU:2
Stack trace:
#0 /in/0kOeU(2): mb_substr('\xD0\xA0\xD0\xA4', -2, 'UTF-8')
#1 {main}
thrown in /in/0kOeU on line 2
Process exited with code 255.
Output for 7.3.12 - 7.3.33, 7.4.0 - 7.4.33
Warning: mb_substr() expects parameter 3 to be int, string given in /in/0kOeU on line 2