title: Javascript one line If, only state true
body: <p>In default 'if' one line statement are two block, for true, and false:</p>
  
  <pre><code>variable ? true block : false block;
  </code></pre>
  
  <p>How declare 'if' with one block? </p>
  
  <p>I expect something like this:</p>
  
  <pre><code>variable ? true block;
  </code></pre>