The body of a POST or PUT request will be converted to an XQuery item. Conversion can be
controlled by specifying a content type. Since {{Version|8.1}}, it It can be further influenced
by specifying additional content-type parameters:
===Input options===
Since {{Version|8.1}}, conversion Conversion options for JSON, CSV and HTML can also be specified via annotations using the <code>input</code> prefix. The following function treats the first line of the textual input as CSV header:
<pre class="brush:xquery">