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@ 2022-12-06T20:00:05Z

<?php

$specification = array(
    'type' => array(
        'Excavator',
        'Mini Excavator',
        'Mini Excavator',
        'Excavator',
         'Excavator',
        'Excavator',
        'Rubber Tire',
        'Rubber Tire',
        'Rubber Tire',
    ),
    'estimated_weight' => array(
        '680',
        '110',
        '130',
        '675',
         '750',
        '750',
        '200',
        '200',
        '300',
    ),
    'weight_class' => array(
        '24,000 - 33,000 Lbs',
        '2,500 - 4,000 Lbs',
        '4,000 - 8,000 Lbs',
        '24,000 - 33,000 Lbs',
         '40,000 - 45,000 Lbs',
        '40,000 - 45,000 Lbs',
        'Rubber Tire',
        'Rubber Tire',
        'Rubber Tire',
    ),
);

array_multisort(
    $specification['weight_class'],
    SORT_NATURAL,
    $specification['estimated_weight'],
    $specification['type'],
);
var_export($specification);

Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12: array ( 'type' => array ( 0 => 'Mini Excavator', 1 => 'Mini Excavator', 2 => 'Excavator', 3 => 'Excavator', 4 => 'Excavator', 5 => 'Excavator', 6 => 'Rubber Tire', 7 => 'Rubber Tire', 8 => 'Rubber Tire', ), 'estimated_weight' => array ( 0 => '110', 1 => '130', 2 => '675', 3 => '680', 4 => '750', 5 => '750', 6 => '200', 7 => '200', 8 => '300', ), 'weight_class' => array ( 0 => '2,500 - 4,000 Lbs', 1 => '4,000 - 8,000 Lbs', 2 => '24,000 - 33,000 Lbs', 3 => '24,000 - 33,000 Lbs', 4 => '40,000 - 45,000 Lbs', 5 => '40,000 - 45,000 Lbs', 6 => 'Rubber Tire', 7 => 'Rubber Tire', 8 => 'Rubber Tire', ), )

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