Documentation for Really Simple Syndication (RSS)
Definition Type: Element
Name: ttl
Type: nonNegativeInteger:http://www.w3.org/2001/XMLSchema
Containing Schema: rss-2_0_1-rev9.xsd
MinOccurs 0
MaxOccurs (1)
Abstract
Documentation:
ttl stands for time to live. It's a number of minutes that indicates how long a channel can be cached before refreshing from the source.
Collapse XSD Schema Diagram:
XSD Diagram of ttl in schema rss-2_0_1-rev9_xsd (Really Simple Syndication (RSS))
Collapse XSD Schema Code: 
<xs:element name="ttl" type="xs:nonNegativeInteger" minOccurs="0">
    <xs:annotation>
        <xs:documentation>ttl stands for time to live. It's a number of minutes that indicates how long a channel can be cached before refreshing from the source.</xs:documentation>
    </xs:annotation>
</xs:element>
Documentation for Really Simple Syndication (RSS)

Generated using Liquid Studio - Developer Bundle 21.0.0.0