title: EXCEL VBA Check if only user click column A
body: <p>how do I check if the user click on the column A? I tried using:</p>
  
  <pre><code>if selection = worksheets(Sheet1).range("A:A") then 
     *do something* 
  else exit sub
  end sub
  </code></pre>
  
  <p>will not work. Please guide me. Thank you.</p>