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<?php var_dump(preg_replace('/(nÖdkåpa)/i', '$1 xD', 'nödkåpa blabla', 'UTF-8'));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught TypeError: preg_replace(): Argument #4 ($limit) must be of type int, string given in /in/KJVbQ:3 Stack trace: #0 /in/KJVbQ(3): preg_replace('/(n\xC3\x96dk\xC3\xA5pa)/i', '$1 xD', 'n\xC3\xB6dk\xC3\xA5pa blabl...', 'UTF-8') #1 {main} thrown in /in/KJVbQ on line 3
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: preg_replace() expects parameter 4 to be int, string given in /in/KJVbQ on line 3 NULL
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33
Warning: preg_replace() expects parameter 4 to be integer, string given in /in/KJVbQ on line 3 NULL
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28
Warning: preg_replace() expects parameter 4 to be long, string given in /in/KJVbQ on line 3 NULL
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
string(16) "nödkåpa blabla"

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255.7 ms | 402 KiB | 358 Q