title: How to replace value in string array
body: <p>How to remove my value in String Array and how i can rearrange</p>
  
  <pre><code>public string[] selNames = new string[5];
  selNames[0]="AA";
  selNames[1]="BB";
  selNames[2]="CC";
  selNames[3]="DD";
  selNames[4]="EE";
  </code></pre>
  
  <p>In certain Conditaion i need to Check for the existing value and i want to remove it from my collection, How i can do it.</p>
  
  <p>i tried like below, but i cannot, it returns true, but how to make that index value to null</p>
  
  <blockquote>
  <pre><code>If(selNames .Contains("CC").ToString()==true)
  </code></pre>
    
    <p>{
    //  how to make that index null which contains the "CC"; and i need to rearrage the array
    }</p>
  </blockquote>