Online PHP editor | output for ZA70u

@ 2019-01-18T02:33:24Z

<?php
$array = array (
    'strMachineGroupID' => 'MC000027',
    'strMachineGroup' => 1,
    'April-201904_QTY' => 1,
    'February-201902_QTY' => 1,
    'January-201901_QTY' => 1,
    'July-201907_QTY' => 1,
    'June-201906_QTY' => 1,
    'March-201903_QTY' => 1,
    'May-201905_QTY' => 1,
    'strMachineGroupIDUE' => 'MC000027',
    'April-201904_UE' => 1.00,
    'February-201902_UE' => 1.00,
    'January-201901_UE' => 1.00,
    'July-201907_UE' => 1.00,
    'June-201906_UE' => 1.00,
    'March-201903_UE' => 1.00,
    'May-201905_UE' => 1.00
);
uksort($array, function ($k1, $k2) {
    if (preg_match('/^\w+-(\d{6})_\w+$/', $k1, $m1)) {
        if (preg_match('/^\w+-(\d{6})_\w+$/', $k2, $m2)) {
            // both have dates, sort on that
            return strcmp($m1[1], $m2[1]);
        }
        else {
            // dates sort first
            return -1;
        }
    }
    elseif (preg_match('/^\w+-(\d{6})_\w+$/', $k2, $m2)) {
        // dates sort first
        return 1;
    }
    else {
        // neither is a date, sort alphabetically
        return strcmp($k1, $k2);
    }
});
print_r($array);

Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3: Array ( [January-201901_QTY] => 1 [January-201901_UE] => 1 [February-201902_QTY] => 1 [February-201902_UE] => 1 [March-201903_QTY] => 1 [March-201903_UE] => 1 [April-201904_QTY] => 1 [April-201904_UE] => 1 [May-201905_QTY] => 1 [May-201905_UE] => 1 [June-201906_QTY] => 1 [June-201906_UE] => 1 [July-201907_QTY] => 1 [July-201907_UE] => 1 [strMachineGroup] => 1 [strMachineGroupID] => MC000027 [strMachineGroupIDUE] => MC000027 )
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33: Array ( [January-201901_UE] => 1 [January-201901_QTY] => 1 [February-201902_QTY] => 1 [February-201902_UE] => 1 [March-201903_UE] => 1 [March-201903_QTY] => 1 [April-201904_UE] => 1 [April-201904_QTY] => 1 [May-201905_UE] => 1 [May-201905_QTY] => 1 [June-201906_QTY] => 1 [June-201906_UE] => 1 [July-201907_UE] => 1 [July-201907_QTY] => 1 [strMachineGroup] => 1 [strMachineGroupID] => MC000027 [strMachineGroupIDUE] => MC000027 )

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