title: How to selenium.GetXpathCount for this element?
body: <pre><code>ctl00_Content_ctl00_chkProduct_0
  ctl00_Content_ctl00_chkProduct_1
  ctl00_Content_ctl00_chkProduct_2
  ...
  ctl00_Content_ctl00_chkProduct_19
  ctl00_Content_ctl00_chkProduct_20
  </code></pre>
  
  <p>What expression should I use to count all 21 elements?</p>
  
  <p>I've used </p>
  
  <pre><code>decimal count = selenium.GetXpathCount("//*[@id='ctl00_Content_ctl00_chkProduct_.*']");
  decimal count = selenium.GetXpathCount("//*[@id='ctl00_Content_ctl00_chkProduct_[.*]']");
  decimal count = selenium.GetXpathCount("//*[@id='ctl00_Content_ctl00_chkProduct_.']");
  </code></pre>
  
  <p>but none of them worked... please help.</p>