3v4l.org

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<?php $arr = array("Sachin", "Dhoni"); $sub_arr = array(); $final = array(); foreach($arr as $key => $val){ $sub_arr['pollAnswersId'] = $key; $sub_arr['pollAnswer'] = $val; $sub_final[] = $sub_arr; } $final['pollAnswers'] = $sub_final; echo json_encode($final);
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 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
{"pollAnswers":[{"pollAnswersId":0,"pollAnswer":"Sachin"},{"pollAnswersId":1,"pollAnswer":"Dhoni"}]}
preferences:
143.54 ms | 408 KiB | 5 Q