From http://www.w3schools.com (Copyright Refsnes Data)

RSS <textInput> Element

Definition and Usage

The <textinput> tag specifies a text input field that should be displayed with the feed.

Tips and Notes

Note: Most aggregators ignores the <textInput> element.

Child Elements of <textInput>

Tag	Description
<description>	Required. Defines a description of the text input area
<name>	Required. Defines the name of the text object in the text input area
<link>	Required. Defines the URL of the CGI script that processes the text input
<title>	Required. Defines the label of the submit button in the text input area

Example

<?xml version="1.0" encoding="ISO-8859-1" ?>
<rss version="2.0">

<channel>
  <title>W3Schools Home Page</title>
  <link>http://www.w3schools.com</link>
  <description>Free web building tutorials</description>
  <textinput>
    <description>Search Google</description>
    <title>Search</title>
    <link>http://www.google.no/search?</link>
    <name>q</name>
  </textinput>
  <item>
    <title>RSS Tutorial</title>
    <link>http://www.w3schools.com/rss</link>
    <description>New RSS tutorial on W3Schools</description>
  </item>
</channel>

</rss>

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