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<?php $data = '[{"id":"1","title":"Title 1","answer":"True"},{"id":"1","title":"Title 1","answer":"False"}]'; $data = json_decode($data); $data2=array(); $count=0; foreach($data as $l){ if ($count % 2 == 0){ $data2[$count]=array( "id" =>$l->id, "title"=>$l->title, ); $data2[$count]['answer'] = []; $data2[$count]['answer'][] = $l->answer; } else { $data2[$count-1]['answer'][] = $l->answer; } $count++; } print_r(json_encode($data2));
Output for 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 - 8.3.27, 8.4.1 - 8.4.14
[{"id":"1","title":"Title 1","answer":["True","False"]}]

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