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<?php var_dump(floatval('Undefined')); echo PHP_EOL; $unresponsives2 = $unresponsives = [ [ "Customer", "172.52.46.75", "2022-04-01 16:20:45", "1817", "nxlog", "2328.02 Hours" ], [ "Customer", "172.25.89.45", "2022-04-01 16:20:45", "1817", "nxlog", "Undefined" ], [ "Customer", "172.19.10.94", "2022-04-01 16:20:45", "1817", "nxlog", "2324.02 Hours" ], [ "Customer", "172.19.10.94", "2022-04-01 16:20:45", "1817", "nxlog", "2322.02 Hours" ], [ "Customer", "172.19.10.94", "2022-04-01 16:20:45", "1817", "nxlog", "Undefined" ], ]; $hours = array_column($unresponsives, 5); if ($undefined = array_keys($hours, 'Undefined')) { $hours = array_replace($hours, array_fill_keys($undefined, PHP_INT_MAX)); } array_multisort($hours, SORT_DESC, SORT_NUMERIC, $unresponsives); var_export($unresponsives); echo PHP_EOL . PHP_EOL; $hours = array_column($unresponsives2, 5); if ($undefined = array_keys($hours, 'Undefined')) { $hours = array_replace($hours, array_fill_keys($undefined, PHP_INT_MIN)); } array_multisort($hours, SORT_ASC, SORT_NUMERIC, $unresponsives2); var_export($unresponsives2);
Output for git.master, git.master_jit, rfc.property-hooks
float(0) array ( 0 => array ( 0 => 'Customer', 1 => '172.19.10.94', 2 => '2022-04-01 16:20:45', 3 => '1817', 4 => 'nxlog', 5 => 'Undefined', ), 1 => array ( 0 => 'Customer', 1 => '172.25.89.45', 2 => '2022-04-01 16:20:45', 3 => '1817', 4 => 'nxlog', 5 => 'Undefined', ), 2 => array ( 0 => 'Customer', 1 => '172.52.46.75', 2 => '2022-04-01 16:20:45', 3 => '1817', 4 => 'nxlog', 5 => '2328.02 Hours', ), 3 => array ( 0 => 'Customer', 1 => '172.19.10.94', 2 => '2022-04-01 16:20:45', 3 => '1817', 4 => 'nxlog', 5 => '2324.02 Hours', ), 4 => array ( 0 => 'Customer', 1 => '172.19.10.94', 2 => '2022-04-01 16:20:45', 3 => '1817', 4 => 'nxlog', 5 => '2322.02 Hours', ), ) array ( 0 => array ( 0 => 'Customer', 1 => '172.19.10.94', 2 => '2022-04-01 16:20:45', 3 => '1817', 4 => 'nxlog', 5 => 'Undefined', ), 1 => array ( 0 => 'Customer', 1 => '172.25.89.45', 2 => '2022-04-01 16:20:45', 3 => '1817', 4 => 'nxlog', 5 => 'Undefined', ), 2 => array ( 0 => 'Customer', 1 => '172.19.10.94', 2 => '2022-04-01 16:20:45', 3 => '1817', 4 => 'nxlog', 5 => '2322.02 Hours', ), 3 => array ( 0 => 'Customer', 1 => '172.19.10.94', 2 => '2022-04-01 16:20:45', 3 => '1817', 4 => 'nxlog', 5 => '2324.02 Hours', ), 4 => array ( 0 => 'Customer', 1 => '172.52.46.75', 2 => '2022-04-01 16:20:45', 3 => '1817', 4 => 'nxlog', 5 => '2328.02 Hours', ), )

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