The TODAY function, like this:
=TODAY()
The function to show current date and time in Excel is =NOW().
DATE STAMP -- The function to show current date and time in Excel is =NOW().Now Function
The NOW function
The TODAY function returns the current date when the function is executed. That would be when you open the document or when you insert the function for the first time in a cell.
The NOW function puts in the current date and time into a cell. You enter it like this: =NOW()
=NOW() returns the current date and time. The way it appears on your spreadsheet depends on how you format the cell.
You can use the TODAY function or press and hold the Ctrl key and the ; key.
There is no step function in Excel. However, you can use excel to create a Step Function Chart. See related links for a video to explain the process.
The TODAY() function displays the current date. If you want to put the current date into a cell, press the Ctrl and the semi-colon key.
Function
There is no function of that name in Excel. There is a function called VLOOKUP which stands for Vertical Lookup, and is probably what you mean.
In Excel Where are the various function categories stored on the Ribbon?