title: PHP Preg_replace of String
body: <p>I have a String like this "{\i1}You were happy?{\i0}"
  and I want to remove all "{...}" that just the Text "You were happy?" is left.</p>
  
  <p>I have tried it with some regex pattern but i did not get it work.</p>
  
  <p>One of my try:</p>
  
  <pre><code>text = preg_replace("/{.*}/", "\\0", $text);
  </code></pre>