title: VBA Macro to compare columns in Excel and display the differences in a third column
body: <p>I'm looking to create a macro button to compare column A and column B in Excel, with any differences being listed in column C.</p>
  
  <ul>
  <li>I want all values in A that are not in B to display in C</li>
  <li>I want all values in B that are not in A to also display in C.</li>
  <li>I want to be able to do this regardless of what data is put into A or B.</li>
  </ul>