Calendar Date Libreoffice Calc
This extension uses python calendar and datetime functions.
Calendar date libreoffice calc. Choose tools options libreoffice calc calculate to select the date base. Select range s in calc and twice click on a day on the floating window to insert date in iso format. In libreoffice calc you can perform calculations with current date and time values.
However you can change it from the menu tools options libreoffice calc calculate. Libreoffice calc sheet is recalculated almost every time you perform any activity typing saving opening etc. If you enter only now it will give you the date and time together.
The date format should be based on libreoffice profile country language settings. Its always better to use a function to calculate the date difference. Calculating with dates and times.
This function returns the number of whole days months years between two given start and end dates. Accessible through ctrl shift f2 key combination or through the tools add ons menu. Datedif the function does just that.
If date bases differ the displayed date values will change. In a spreadsheet enter your birthday in cell a1. If you want to manually update press f9.
Enter the following formula in cell a3. When you copy and paste cells containing date values between different spreadsheets both spreadsheet documents must be set to the same date base.