at
can only be read once. This isn&#8217;t as easy as just reading from e.g.
the <tt class="docutils literal"><span class="pre">$_POST</span></tt> array, because it will always exist and you can try
and access multiple variables without caring that you might only have
one shot at all of the POST data.</p>
<p>CodeIgniter will take care of that for you, and you can read the data
from the <strong>php://input</strong> stream at any time, just by using the
<tt class="docutils literal"><span class="pre">$raw_inpu