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<?php // https://en.wikipedia.org/wiki/Dotted_and_dotless_I //var_dump(mb_strtolower('I')); // should be "ı" //var_dump(mb_strtolower('İ')); // should be "i" $coll1 = collator_create( 'de' ); var_dump(collator_compare($coll1,'I','İ')); $coll2 = collator_create( 'de' ); var_dump(collator_compare($coll2,'ß','ss')); $coll3 = collator_create( 'de' ); var_dump(collator_compare($coll3,mb_strtolower('ß'),mb_strtolower('SS')));
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
int(-1) int(1) int(1)
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 int(-1) int(1) int(1)
Output for 7.3.32 - 7.3.33, 7.4.33, 8.0.13
Fatal error: Uncaught Error: Call to undefined function collator_create() in /in/jR9vD:7 Stack trace: #0 {main} thrown in /in/jR9vD on line 7
Process exited with code 255.
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