title: check string equal with regex
body: <p>I have a simple question.</p>
  <p>How would i check if my string equals another string if that string has changing numbers at the end.</p>
  <pre><code>Random:1
  Random (1):1
  Random (2):1
  Random (3):1
  Random (4):1
  So on...
  </code></pre>
  <p>and also with a string like this</p>
  <pre><code>Random
  Random_1
  Random_2
  Random_3
  Random_4
  So on...
  </code></pre>