title: what is the data type that i want to use when merging Array when i merge String array and Integer Array into merge Array
body: <p>I have an String Array and Integer Array,</p>
  
  <pre><code>String[] strArray={"a","b","c"};
  Integer[] intArray={1,2,3};
  </code></pre>
  
  <p>I want two merge them into another array.What is the data type of merge Array?and how i implement merge Array?</p>