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XML Tutorial

XML HOME XML Introduction XML How to use XML Tree XML Syntax XML Elements XML Attributes XML Namespaces XML Display XML XSLT XML XPath XML XLink XML Validator XML DTD XML Schema XML Server XML Applications XML Examples XML Quiz XML Certificate

XML DOM

DOM Intro DOM Nodes DOM XMLHttpRequest DOM Accessing DOM Node Info DOM Node List DOM Traversing DOM Navigating DOM Get Values DOM Change Nodes DOM Remove Nodes DOM Replace Nodes DOM Create Nodes DOM Add Nodes DOM Clone Nodes DOM Examples

DOM Reference

DOM Node Types DOM Node DOM NodeList DOM NamedNodeMap DOM Document DOM Element DOM Attribute DOM Text DOM CDATA DOM Comment DOM XMLHttpRequest DOM Parser

XML DTD

DTD Intro DTD Building Blocks DTD Elements DTD Attributes DTD Elements vs Attr DTD Entities DTD Examples

XSD Schema

XSD Intro XSD How To XSD <schema> XSD Elements XSD Attributes XSD Restrictions

XSD Complex

XSD Elements XSD Empty XSD Elements Only XSD Text Only XSD Mixed XSD Indicators XSD <any> XSD <anyAttribute> XSD Substitution XSD Example

XSD Data

XSD String XSD Date XSD Numeric XSD Misc XSD Reference

Web Services

XML Services XML WSDL XML SOAP XML RDF XML RSS

RSS <ttl> Element

Complete RSS Reference

Definition and Usage

The <ttl> (ttl=time to live) element specifies the number of minutes the feed can stay cached before refreshing it from the source.

Example

<?xml version="1.0" encoding="UTF-8" ?>
<rss version="2.0">

<channel>
  <title>W3Schools Home Page</title>
  <link>http://www.w3schools.com</link>
  <description>Free web building tutorials</description>
  <ttl>60</ttl>
  <item>
    <title>RSS Tutorial</title>
    <link>http://www.w3schools.com/xml/xml_rss.asp</link>
    <description>New RSS tutorial on W3Schools</description>
  </item>
</channel>

</rss>

Try it yourself »

Complete RSS Reference

COLOR PICKER

colorpicker

LEARN MORE:

Color Converter
Google Maps
Animated Buttons
Modal Boxes
Modal Images
Tooltips
Loaders
JS Animations
Progress Bars
Dropdowns
Slideshow
Side Navigation
HTML Includes
Color Palettes

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