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<?php $objects = [ (object)["name" => "Name1", "key" => "key1"], (object)["name" => "Name2", "key" => "key2"], (object)["name" => "Name3", "key" => "key3"], ]; $keys = ["key3", "key1"]; $lookup = array_flip($keys); $fallback = count($keys); usort($objects, function($a, $b) use ($lookup, $fallback) { return ($lookup[$a->key] ?? $fallback) <=> ($lookup[$b->key] ?? $fallback); }); var_export($objects);
Output for 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 - 8.2.19, 8.3.0 - 8.3.4, 8.3.6 - 8.3.7
array ( 0 => (object) array( 'name' => 'Name3', 'key' => 'key3', ), 1 => (object) array( 'name' => 'Name1', 'key' => 'key1', ), 2 => (object) array( 'name' => 'Name2', 'key' => 'key2', ), )
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 array ( 0 => (object) array( 'name' => 'Name3', 'key' => 'key3', ), 1 => (object) array( 'name' => 'Name1', 'key' => 'key1', ), 2 => (object) array( 'name' => 'Name2', 'key' => 'key2', ), )
Output for 7.2.0 - 7.2.33
array ( 0 => stdClass::__set_state(array( 'name' => 'Name3', 'key' => 'key3', )), 1 => stdClass::__set_state(array( 'name' => 'Name1', 'key' => 'key1', )), 2 => stdClass::__set_state(array( 'name' => 'Name2', 'key' => 'key2', )), )
preferences:
133.09 ms | 402 KiB | 183 Q