Common questions about the DAY function usually involve errors, unexpected results, and batch filling; this FAQ includes 3 practical questions and a short glossary.
FAQ
What should I do if the DAY function returns an error?
- Check whether the argument is a valid date value.
- Confirm that the cell content is not a text date with extra spaces.
- If needed, convert the text to a recognizable date before using the DAY function.
Why does the DAY function return an unexpected result?
- Check whether the referenced cell contains the date you intended to use.
- Confirm that the date format has been recognized correctly by the worksheet.
- If the result still looks wrong, reopen Insert Function and review the parameter description.
How do I use the DAY function in multiple cells?
- Enter the correct DAY formula in the first target cell.
- Select that cell and move the pointer to the fill handle in the lower-right corner.
- Drag downward or copy and paste the formula into other target cells, then check whether the references behave as expected.
Glossary
| Term | Definition |
|---|---|
| DAY | A date function that returns the day portion of a date. |
| serial_number | The parameter name used by the DAY function for a date serial number or another recognizable date value. |
| Insert Function | A function entry point in WPS Spreadsheet that lets you search for functions and review parameter descriptions. |