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<?php var_dump(setlocale(LC_ALL, 'de_DE.utf8')); // Assuming your file encoding is also UTF-8 var_dump(ctype_alpha(utf8_decode('äüöß'))); // bool(true) // Assuming your file encoding is ISO-8859-1/compatible var_dump(ctype_alpha(utf8_decode(utf8_encode('äüöß')))); // bool(true) // Assuming your file encoding is anything else var_dump(ctype_alpha(utf8_decode( mb_convert_encoding('äüöß', 'utf-8', mb_internal_encoding())))); // bool(true)
Output for git.master, git.master_jit, rfc.property-hooks
string(10) "de_DE.utf8" Deprecated: Function utf8_decode() is deprecated in /in/M96EC on line 4 bool(false) Deprecated: Function utf8_encode() is deprecated in /in/M96EC on line 6 Deprecated: Function utf8_decode() is deprecated in /in/M96EC on line 6 bool(false) Deprecated: Function utf8_decode() is deprecated in /in/M96EC on line 8 bool(false)

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