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<?php error_reporting(E_ALL); mb_convert_encoding('8bit'); $data = "\xe2\x99\xa5"; $data = mb_ereg_replace("heart","\u2665\u2665",$data); var_dump($data); echo $data;
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught ArgumentCountError: mb_convert_encoding() expects at least 2 arguments, 1 given in /in/P4GZ8:3 Stack trace: #0 /in/P4GZ8(3): mb_convert_encoding('8bit') #1 {main} thrown in /in/P4GZ8 on line 3
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: mb_convert_encoding() expects at least 2 parameters, 1 given in /in/P4GZ8 on line 3 string(3) "♥" ♥

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