title: Usage of ~t in powerbuilder
body: <p>I am using powerbuilder 11.5 using this method to set font weight of column name. What is ~t used for??.Why is it necessary to add it in statement. Without it error is thrown.</p>
  
  <pre><code>dw_1.Object.name.Font.Weight = &amp;
      "700 ~t If(state = 'MA', 400, 700)"
  </code></pre>