- var_dump: documentation ( source)
- json_decode: documentation ( source)
- json_encode: documentation ( source)
<?php
$tmp_array = json_decode('{}');
$cid = "m";
$item = "Dhalia";
$cost = "10";
$tmp_array->$cid->$item = $cost;
var_dump($tmp_array);
$tmp_array = json_encode($tmp_array);
echo $tmp_array;