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<?php $alternatives = array( 'foo' => 0, 'foo1' => 0, 'foo3' => 0, ); echo 'before sorting:'.PHP_EOL; print_r($alternatives); asort($alternatives, SORT_STRING); echo 'after sorting:'.PHP_EOL; print_r($alternatives); $keys = array_keys($alternatives); print_r($keys); sort($keys); print_r($keys); sort($keys, SORT_STRING); print_r($keys); sort($keys, SORT_NATURAL); print_r($keys);
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
before sorting: Array ( [foo] => 0 [foo1] => 0 [foo3] => 0 ) after sorting: Array ( [foo] => 0 [foo1] => 0 [foo3] => 0 ) Array ( [0] => foo [1] => foo1 [2] => foo3 ) Array ( [0] => foo [1] => foo1 [2] => foo3 ) Array ( [0] => foo [1] => foo1 [2] => foo3 ) Array ( [0] => foo [1] => foo1 [2] => foo3 )
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 before sorting: Array ( [foo] => 0 [foo1] => 0 [foo3] => 0 ) after sorting: Array ( [foo] => 0 [foo1] => 0 [foo3] => 0 ) Array ( [0] => foo [1] => foo1 [2] => foo3 ) Array ( [0] => foo [1] => foo1 [2] => foo3 ) Array ( [0] => foo [1] => foo1 [2] => foo3 ) Array ( [0] => foo [1] => foo1 [2] => foo3 )
Output for 5.4.2 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28
before sorting: Array ( [foo] => 0 [foo1] => 0 [foo3] => 0 ) after sorting: Array ( [foo3] => 0 [foo1] => 0 [foo] => 0 ) Array ( [0] => foo3 [1] => foo1 [2] => foo ) Array ( [0] => foo [1] => foo1 [2] => foo3 ) Array ( [0] => foo [1] => foo1 [2] => foo3 ) Array ( [0] => foo [1] => foo1 [2] => foo3 )

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225.01 ms | 402 KiB | 242 Q