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<?php $array = [ ["id" => 1, "qt" => 1000, "sa" => 50], ["id" => 2, "qt" => 0, "sa" => 50], ["id" => 3, "qt" => 0, "sa" => 350], ["id" => 4, "qt" => 5000, "sa" => 250], ["id" => 5, "qt" => 10, "sa" => 9000] ]; usort($array, fn($a, $b) => [$b['qt'] > 0, $b['sa']] <=> [$a['qt'] > 0, $a['sa']]); var_export($array);
Output for 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.4, 8.3.6 - 8.3.25, 8.4.1 - 8.4.12
array ( 0 => array ( 'id' => 5, 'qt' => 10, 'sa' => 9000, ), 1 => array ( 'id' => 4, 'qt' => 5000, 'sa' => 250, ), 2 => array ( 'id' => 1, 'qt' => 1000, 'sa' => 50, ), 3 => array ( 'id' => 3, 'qt' => 0, 'sa' => 350, ), 4 => array ( 'id' => 2, 'qt' => 0, 'sa' => 50, ), )
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 => array ( 'id' => 5, 'qt' => 10, 'sa' => 9000, ), 1 => array ( 'id' => 4, 'qt' => 5000, 'sa' => 250, ), 2 => array ( 'id' => 1, 'qt' => 1000, 'sa' => 50, ), 3 => array ( 'id' => 3, 'qt' => 0, 'sa' => 350, ), 4 => array ( 'id' => 2, 'qt' => 0, 'sa' => 50, ), )
Output for 7.3.0 - 7.3.33
Parse error: syntax error, unexpected '=>' (T_DOUBLE_ARROW), expecting ')' in /in/sqjKe on line 11
Process exited with code 255.

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