title: PhpStorm function that change double quotes to single quotes in string
body: <p>I'm looking for a function in PhpStorm that transform the string like:</p>
  
  <pre><code>echo "my string: $var1, $var2, $var3";
  </code></pre>
  
  <p>into something like that:</p>
  
  <pre><code>echo 'my string: '.$var1.', '.$var2.', '.$var3';
  </code></pre>
  
  <p>Thanks in advance</p>