Wiki:Create

   <input type="text" id="urlInput" placeholder="Enter URL">
   <button onclick="redirectToInputURL()">Go</button>

   <script>
       function redirectToInputURL() {
           var inputUrl = document.getElementById("urlInput").value;
           if (inputUrl.trim() !== "") {
               window.location.href = "http://example.com/" + encodeURIComponent(inputUrl);
           }
       }
   </script>