title: determine if column value string starts with a number
body: <p>I have a table <code>Questions</code> with a column <code>Description</code>. Its column values are like this:</p>
  <pre><code>This is First Heading, 
  1 This is Subheading one, 
  1.2 This is subheading Question
  This is Second heading
  2 This is subheading Two.
  2.1 This is Subheading Question1
  </code></pre>
  <p>How can I determine, for each row, if its column value starts with a number 0-9?</p>