title: Display JSON Value from URL using PHP
body: <p>How does one display the USD exchange rate from <a href="https://bitpay.com/api/rates" rel="nofollow">https://bitpay.com/api/rates</a> using PHP on a web page?</p>
  
  <p>ie, that in the first line:</p>
  
  <pre><code>{"code":"USD","name":"US Dollar","rate":325.8}
  </code></pre>