WOLFRAM

Wolfram Language & System Documentation Center

$InstallationDate

gives the date and time at which the copy of the Wolfram System kernel you are running was installed.

Details
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Basic Examples  
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$InstallationDate

As of Version 6.0, $InstallationDate is no longer supported in typical computer system configurations.

$InstallationDate

gives the date and time at which the copy of the Wolfram System kernel you are running was installed.

Details

  • $InstallationDate is in the form {year,month,day,hour,minute,second} returned by DateList.

Examples

Basic Examples  (1)

The installation date, is given as DateList:

Wolfram Language code: $InstallationDate
Wolfram Research (1996), $InstallationDate, Wolfram Language function, https://reference.wolfram.com/language/ref/$InstallationDate.html.

Text

Wolfram Research (1996), $InstallationDate, Wolfram Language function, https://reference.wolfram.com/language/ref/$InstallationDate.html.

CMS

Wolfram Language. 1996. "$InstallationDate." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/$InstallationDate.html.

APA

Wolfram Language. (1996). $InstallationDate. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/$InstallationDate.html

BibTeX

@misc{reference.wolfram_2026_$installationdate, author="Wolfram Research", title="{$InstallationDate}", year="1996", howpublished="\url{https://reference.wolfram.com/language/ref/$InstallationDate.html}", note=[Accessed: 16-June-2026]}

BibLaTeX

@online{reference.wolfram_2026_$installationdate, organization={Wolfram Research}, title={$InstallationDate}, year={1996}, url={https://reference.wolfram.com/language/ref/$InstallationDate.html}, note=[Accessed: 16-June-2026]}