title: Copy Text from text box with button onclick event
body: <p>I like to copy the text of the <code>Textbox</code> when user click <code>button1</code>, so that it can be paste anywhere.</p>
  
  <p>I searched on google for some solutions, but didn't get any positive response.</p>
  
  <p>Anybody advice me to how perform this action?</p>