3v4l.org

run code in 300+ PHP versions simultaneously
<?php $j1 = '{"1":"9","3":"7","4":"6","5":"10","6":"8"}'; $j2 = '{"1":"1","2":"1","3":"1","4":"1","5":"1","6":"7"}'; $array1 = json_decode($j1, true); $array2 = json_decode($j2, true); foreach ($array1 as $key => $product_id) { $quantity = $array2[$key] ?? 0; echo "Product $product_id: Quantity: $quantity\n"; }

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25.26 ms | 404 KiB | 5 Q