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@ 2016-05-02T13:00:21Z

<?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
Performance
VLD
References
Branches

json_encode: documentation ( source)

preferences:dark modelive previewkey bindings

24.26 ms | 404 KiB | 5 Q