third_party/WebKit/LayoutTests/fast/css/first-letter-replace-text.html

   1 <!doctype HTML>
   2 <style>
   3 p:first-letter {
   4   float: left;
   5   color: green;
   6 }
   7 </style>
   8 <p id="replace">Lorem ipsum</p>
   9 <script>
  10   document.body.offsetTop; // Force layout.
  11   var el = document.getElementById("replace");
  12   el.firstChild.data = el.firstChild.data.replace(/[aeiu]/g, "o");
  13 </script>