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How to add a new key value pair to each object in a PHP multi-dimensional array?

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Solution:

You add an element to an array simply by assigning to the index.

foreach ($array as $i => $element) {
    $array[$i]['liked'] = get_like($element);
}

You can also use a reference variable in theforeach loop:

foreach ($array as $i => &$element) {
    $element['liked'] = get_like($element);
}



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