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<?php var_dump(mb_detect_encoding("\x19", "ASCII, 7bit, 8bit", true)); var_dump(mb_detect_encoding("\x20", "ASCII, 7bit, 8bit", true)); var_dump(mb_detect_encoding("\x21", "ASCII, 7bit, 8bit", true)); var_dump(mb_detect_encoding("\x8F", "ASCII, 7bit, 8bit", true));
Output for 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
string(5) "ASCII" string(5) "ASCII" string(5) "ASCII" bool(false)
Output for 4.3.3 - 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, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
bool(false) string(5) "ASCII" string(5) "ASCII" bool(false)
Output for 4.3.0 - 4.3.2
Warning: Wrong parameter count for mb_detect_encoding() in /in/uZtY6 on line 2 NULL Warning: Wrong parameter count for mb_detect_encoding() in /in/uZtY6 on line 3 NULL Warning: Wrong parameter count for mb_detect_encoding() in /in/uZtY6 on line 4 NULL Warning: Wrong parameter count for mb_detect_encoding() in /in/uZtY6 on line 6 NULL

preferences:
249.65 ms | 402 KiB | 455 Q