$DateStringFormat
gives the default format to use for date strings generated by DateString.
Details

- $DateStringFormat can be set to any format specification supported by DateString.
- A typical initial default setting is $DateStringFormat="DateTimeShort".
Examples
open allclose allProperties & Relations (2)
Use $DateStringFormat to set the default format for date strings within DatePlus:
Wolfram Research (2007), $DateStringFormat, Wolfram Language function, https://reference.wolfram.com/language/ref/$DateStringFormat.html.
Text
Wolfram Research (2007), $DateStringFormat, Wolfram Language function, https://reference.wolfram.com/language/ref/$DateStringFormat.html.
BibTeX
BibLaTeX
CMS
Wolfram Language. 2007. "$DateStringFormat." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/$DateStringFormat.html.
APA
Wolfram Language. (2007). $DateStringFormat. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/$DateStringFormat.html