<when>
indicates a point in time either relative to other elements in the same timeline tag, or absolutely.
Module linkingSASYMP
Attributes
Global and inherited attributes:
- @absolutesupplies an absolute value for the time.
- Status
- Optional
- Datatype
- teidata.temporal.w3c
- @unitspecifies the unit of time in which the @interval value is expressed, if this is not inherited from the parent timeline.
- Status
- Optional
- Datatype
- teidata.enumerated
- Suggested values
d- (days)
h- (hours)
min- (minutes)
s- (seconds)
ms- (milliseconds)
- @intervalspecifies a time interval either as a number or as one of the keywords defined by the datatype teidata.interval.
- Status
- Optional
- Datatype
- teidata.interval
- @sinceidentifies the reference point for determining the time of the current when element, which is obtained by adding the interval to the time of the reference point.
- Status
- Optional
- Datatype
- teidata.pointer
Classes and content
- May contain
- empty
- Contained by
linking
Note
On this element, the global @xml:id attribute must be supplied to specify an identifier for this point in time. The value used may be chosen freely provided that it is unique within the document and is a syntactically valid name. There is no requirement for values containing numbers to be in sequence.
Example
<when xml:id="TW3" interval="20" since="#w2"/>
Content model
<content>
<empty/>
</content>