title: Angular 2: Array.push not working properly
body: <p>When i push the item into the array, item is pushed but problem is that all items in array becomes same as the last item pushed.</p>
  
  <pre><code>pushspecification() {
          this.specificationSaveDetailList.push(this.specificationsaveDetail);
      }
  </code></pre>
  
  <p>Here is the plunker code: <a href="https://plnkr.co/edit/825wWwUY4dKW4x0GzzDc?p=preview" rel="nofollow noreferrer">plunker_Code</a><br>
  In this plunker example i select item from the dropdown and provide the description and click add button and table is populated with array item.</p>