title: how to fix the SyntaxError: unterminated string literal when embed php in javascript?
body: <p>when i try this：</p>
  
  <pre><code>var app_app = &lt;?=$app_app?&gt;;
  </code></pre>
  
  <p>i got the error:</p>
  
  <pre><code>SyntaxError: unterminated string literal
  var app_app = '&lt;br /&gt;
  </code></pre>
  
  <p>strange,
  anyone can help me ? </p>