Online PHP editor | refs for nHtIO

<?php $a = [ [ "time" => 1494182396, "id" => "1" ], [ "time" => 1494182067, "id" => "2" ] ]; usort( $a, function( $a, $b ) { return $a["time"] <=> $b["time"]; } ); var_dump( ["aufsteigend" => $a] ); usort( $a, function( $a, $b ) { return ($a["time"] <=> $b["time"]) * -1; } ); var_dump( ["absteigend" => $a] );