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<?php $cars = Array ( '0' => Array ( 'category' => 'Most Selling', 'title' => 'BMW', 'price' => 20000 ), '1' => Array ( 'category' => 'Most Selling', 'title' => 'Jeep', 'price' => 15000 ), '2' => Array ( 'category' => 'Most Selling', 'title' => 'Lexus', 'price' => 18000 ) ); $data = [ 'model' => 'new', 'company' => implode(', ',array_column($cars, 'title')) ]; echo $json = json_encode($data);
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 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 - 8.3.26, 8.4.1 - 8.4.13
{"model":"new","company":"BMW, Jeep, Lexus"}

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187.43 ms | 407 KiB | 5 Q