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<?php $array = [ "Alfa" => ["Temp", "Zeta"], "Teta" => ["Zeta", "Temp"], "Zeta" => ["Temp"], "Temp" => [], ]; asort($array); uasort ($array, function ($a, $b) { return in_array(key($a), $b); }); print_r($array);
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Deprecated: uasort(): Returning bool from comparison function is deprecated, return an integer less than, equal to, or greater than zero in /in/KO1Tp on line 12 Array ( [Temp] => Array ( ) [Zeta] => Array ( [0] => Temp ) [Alfa] => Array ( [0] => Temp [1] => Zeta ) [Teta] => Array ( [0] => Zeta [1] => Temp ) )
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 Deprecated: uasort(): Returning bool from comparison function is deprecated, return an integer less than, equal to, or greater than zero in /in/KO1Tp on line 12 Array ( [Temp] => Array ( ) [Zeta] => Array ( [0] => Temp ) [Alfa] => Array ( [0] => Temp [1] => Zeta ) [Teta] => Array ( [0] => Zeta [1] => Temp ) )
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
Deprecated: uasort(): Returning bool from comparison function is deprecated, return an integer less than, equal to, or greater than zero in /in/KO1Tp on line 14 Array ( [Temp] => Array ( ) [Zeta] => Array ( [0] => Temp ) [Alfa] => Array ( [0] => Temp [1] => Zeta ) [Teta] => Array ( [0] => Zeta [1] => Temp ) )
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
Array ( [Temp] => Array ( ) [Teta] => Array ( [0] => Zeta [1] => Temp ) [Alfa] => Array ( [0] => Temp [1] => Zeta ) [Zeta] => Array ( [0] => Temp ) )
Output for 5.6.0 - 5.6.24
Array ( [Temp] => Array ( ) [Zeta] => Array ( [0] => Temp ) [Alfa] => Array ( [0] => Temp [1] => Zeta ) [Teta] => Array ( [0] => Zeta [1] => Temp ) )

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