title: How to display the value of PHP_FLOAT_EPSILON?
body: <p>How to display the value of PHP_FLOAT_EPSILON ?</p>
  <pre><code>&lt;?php
  echo PHP_FLOAT_EPSILON;
  ?&gt;
  </code></pre>
  <p>displays &quot;PHP_FLOAT_EPSILON&quot;</p>
  <p>Thanks in advance!</p>