What is a placeholder date?
The placeholders for date and time are intelligent placeholders. This means that calculations can also be performed. Periods (days, weeks, months, and years) can be either added (+) or subtracted. (-). The starting date is always the present day.
How to set date and time format in C#?
It should be formatted like this: myDateTime. ToString("yyyy/MM/dd hh:mm:ss"); or myDateTime. ToString("yyyy/MM/dd); Because mm is for minute and for month MM should be used.
How do you format date and time?
You can also press CTRL+1 to open the Format Cells dialog box. In the Category list, click Date or Time. In the Type list, click the date or time format that you want to use.