need to undo the code hook again</span><br>
                  <span id='bold'>var</span>&nbsp;<span id='identifier'>SomeFuncNextHook</span>&nbsp;: <span id='bold'>function</span>&nbsp;(<span id='identifier'>str1</span>, <span id='identifier'>str2</span>: <span id='bold'>string</span>) : <span id='bold'>string</span>;<br>
                  <br>
                  <span id='comment'>// this function is our hook callback function, which will receive</span><br>
                  <span id='comment'>// all calls t