Online PHP editor | output for A8JaL

@ 2022-01-22T18:08:17Z

<?php

function unique_multidim_array($array, $key) {
    $uniq = [];
    foreach($array as $val) {
        $curVal = $val[$key]; // shortcut of the value
        $uniq[$curVal] = $val; // override previous value if exists
    }
    return array_values($uniq); // array_values to re-index array
}

$exists = [
    ['intervention_id' => 2, 'exists' => 'yes'],
    ['intervention_id' => 2, 'exists' => 'no'],
    ['intervention_id' => 2, 'exists' => 'yes'],
    ['intervention_id' => 5, 'exists' => 'yes'],
    ['intervention_id' => 6, 'exists' => 'no'],
    ['intervention_id' => 12, 'exists' => 'yes'],
];
$uniq = unique_multidim_array($exists, 'intervention_id');
print_r($uniq);

Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0: Array ( [0] => Array ( [intervention_id] => 2 [exists] => yes ) [1] => Array ( [intervention_id] => 5 [exists] => yes ) [2] => Array ( [intervention_id] => 6 [exists] => no ) [3] => Array ( [intervention_id] => 12 [exists] => yes ) )
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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