DateFunction
is an option for DateListPlot and TemporalData that specifies how dates given as input should be interpreted.
Details
- A setting such as DateFunction->(DateList [#,{"e1",…}]&) specifies that a sequence of elements "ei" should be extracted from each date. »
- The default setting DateFunction->Automatic automatically converts standard non-ambiguous dates.
Examples
open allclose allBasic Examples (2)
Prepend a year to create dates from {month,day} lists:
Interpret dates indexed by a week number:
Scope (2)
Define functions for interpreting ambiguous date strings for DateListPlot :
Define functions for interpreting ambiguous date strings for creating TemporalData :
Related Guides
History
Text
Wolfram Research (2007), DateFunction, Wolfram Language function, https://reference.wolfram.com/language/ref/DateFunction.html.
CMS
Wolfram Language. 2007. "DateFunction." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/DateFunction.html.
APA
Wolfram Language. (2007). DateFunction. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/DateFunction.html
BibTeX
@misc{reference.wolfram_2025_datefunction, author="Wolfram Research", title="{DateFunction}", year="2007", howpublished="\url{https://reference.wolfram.com/language/ref/DateFunction.html}", note=[Accessed: 09-April-2025 ]}
BibLaTeX
@online{reference.wolfram_2025_datefunction, organization={Wolfram Research}, title={DateFunction}, year={2007}, url={https://reference.wolfram.com/language/ref/DateFunction.html}, note=[Accessed: 09-April-2025 ]}