title: Append a list of object to an array of object
body: <p>I want to append a list of object as</p>
  
  <pre><code>listObj = {1:{id:1,name:"fgh"}, 2:{id:2, name:ghj}}
  </code></pre>
  
  <p>to an array</p>
  
  <pre><code>arrayObj = {child:[
  0:{id:3,name:fghj}
  1:{id:9, name:cvbn}
  ]}
  </code></pre>
  
  <p>So final expected arrayObj should be</p>
  
  <pre><code> arrayObj = {child:[
      0:{id:3,name:fghj}
      1:{id:9, name:cvbn}
       2:{id:1,name:"fgh"}
       3:{id:2, name:ghj}
      ]}
  </code></pre>
  
  <p>I have tried append but it is not giving expected result</p>