title: preg replace with regex between
body: <p>I am trying to remove a piece of string that begins between <code>Int.</code> and newline.</p>
  
  <pre><code>$string = preg_replace('/Int.[\s\S]+?\n/', '', $string);
  </code></pre>
  
  <p>Here is the source string:</p>
  
  <pre><code>My address
  Int. blabla
  blabla blabla
  </code></pre>
  
  <p>Is that possible?</p>