title: How to stop fopen from triggering warning when attempting to open an invalid/unreachable URI
body: <p>I'm using fopen to generate a price feed.</p>
  
  <pre><code>if (($handle = fopen("http://feedurl", "r")) !== FALSE) {
  
  }
  </code></pre>
  
  <p>Is there a way to stop this warning if the feed fails:</p>
  
  <blockquote>
    <p><b>Warning</b>:  fopen() [function.fopen]: php_network_getaddresses: getaddrinfo failed: Name or service not known in…</p>
  </blockquote>