Online PHP editor | output for tEKBC

@ 2021-04-25T16:18:08Z

<?php

$the_array = [
   ['id' => 1, 'value' => 10, 'name' => 'apple'],
   ['id' => 1, 'value' => 20, 'name' => 'orange'],
   ['id' => 1, 'value' => 30, 'name' => 'banana'],
   ['id' => 2, 'value' => 100, 'name' => 'car'], 
   ['id' => 2, 'value' => 200, 'name' => 'bicycle'],
];

$result = [];
foreach ($the_array as $row) {
    if (!isset($result[$row['id']])) {
        $result[$row['id']] = $row;
    } else {
        $result[$row['id']]['value'] += $row['value'];
        $result[$row['id']]['name'] .= ",{$row['name']}";
    }
}
var_export(array_values($result));

Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.4, 8.3.6 - 8.3.27, 8.4.1 - 8.4.14: array ( 0 => array ( 'id' => 1, 'value' => 60, 'name' => 'apple,orange,banana', ), 1 => array ( 'id' => 2, 'value' => 300, 'name' => 'car,bicycle', ), )
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 array ( 0 => array ( 'id' => 1, 'value' => 60, 'name' => 'apple,orange,banana', ), 1 => array ( 'id' => 2, 'value' => 300, 'name' => 'car,bicycle', ), )

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