<?php

// your code goes here

$json = '[
   {
      "class":"autocomplete",
      "name":"autocomplete-1481957691348-preview",
      "value":"there is nothing like me",
      "id":"autocomplete-1481957691348-preview",
      "type":"autocomplete",
      "tag":"INPUT"
   },
   {
      "class":"form-control",
      "name":"file-1481957721195-preview",
      "value":"",
      "id":"file-1481957721195-preview",
      "type":"file",
      "tag":"INPUT"
   },
   {
      "select-box":[
         {
            "selectName":"apple",
            "optionValue":"apple"
         },
         {
            "selectName":"banana",
            "optionValue":"banana"
         },
         {
            "selectName":"kiwi",
            "optionValue":"kiwi"
         }
      ]
   },
   {
      "class":"form-control",
      "name":"select-1481957826542-preview",
      "value":"jadu",
      "id":"select-1481957826542-preview",
      "type":"select",
      "tag":"SELECT"
   }
]';
 
$arrData    =  json_decode($json);
  echo '<select name="select-box">';
    foreach($arrData as $key=>$objData){
        if(!empty($objData->{'select-box'})) {
              foreach($objData->{'select-box'} as $select){
 
                  echo '<option value="'.$select->optionValue.'">'.$select->selectName.'</option>';
              }
        }
    }
echo '</select>';