title: SOAPUI: run test-step with property from txt file, setting property to Property from txt
body: <p>I use SOAPUI free version.</p>
  
  <p>I have txt file like</p>
  
  <pre><code>1
  2
  3
  </code></pre>
  
  <p>I have test step, which should be run 1st time with 1, second with 2 etc...</p>
  
  <p>Question: Can I somehow set that 1, then 2, then 3 as Property to property file? </p>
  
  <p>And same question to xls, if text is not suitable...</p>