DateToJulian: Difference between revisions
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Returns a numerical value corresponding to the Julian Date equivalent of the specified date. | Returns a numerical value corresponding to the Julian Date equivalent of the specified date. | ||
The date is specified in the YYYMMdd format, where YYY is the number of years since 1900, MM is the month, and dd is the day of the month. | The date is specified in the ''YYYMMdd'' format, where YYY is the number of years since 1900, MM is the month, and dd is the day of the month. | ||
Julian Date indicates the number of days that have elapsed since January 1st, 1900. | Julian Date indicates the number of days that have elapsed since January 1st, 1900, making it a useful function for performing calculations with dates. | ||
== Usage == | |||
<syntaxhighlight>DateToJulian(YYYMMdd)</syntaxhighlight> | <syntaxhighlight>DateToJulian(YYYMMdd)</syntaxhighlight> | ||
Where: | Where: | ||
:'''YYYMMdd''' - a numerical expression, specifying the date in YYYMMdd format. | |||
== Notes == | |||
* Use [[JulianToDate]] to convert the Julian date back to the regular [[Date]] format. | |||
== Examples == | |||
<syntaxhighlight>DateToJulian(1080101)</syntaxhighlight> | |||
Will return a value of 39448, corresponding to the specified date of January 1st, 2008. | |||
<syntaxhighlight>DateToJulian(990402)</syntaxhighlight> | |||
Will return a value of 36252, corresponding to the specified date of April 2nd, 1999. | |||
[[Category:Date and Time Routines]] | [[Category:Date and Time Routines]] |