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<?php var_dump(mb_detect_encoding(iconv('ISO-8859-1', 'UTF-8//IGNORE', 'åäö')));
Output for 8.0.14 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Warning: iconv(): Wrong encoding, conversion from "ISO-8859-1" to "UTF-8//IGNORE" is not allowed in /in/auM7m on line 3 string(5) "ASCII"
Output for 7.3.32 - 7.3.33, 7.4.33, 8.0.13
Fatal error: Uncaught Error: Call to undefined function iconv() in /in/auM7m:3 Stack trace: #0 {main} thrown in /in/auM7m on line 3
Process exited with code 255.
Output for 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 - 7.3.31, 7.4.0 - 7.4.25, 8.0.0 - 8.0.12
string(5) "UTF-8"
Output for 7.4.26 - 7.4.32
Notice: iconv(): Wrong charset, conversion from `ISO-8859-1' to `UTF-8//IGNORE' is not allowed in /in/auM7m on line 3 string(5) "ASCII"
Output for 5.4.0 - 5.4.45
Fatal error: Call to undefined function iconv() in /in/auM7m on line 3
Process exited with code 255.

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