Quick, clean, and to the point

Select current region

Windows shortcut 
Mac shortcut 

The first time you use this shortcut, Excel will select the current region around the active cell, if one can be detected, otherwise the whole sheet is selected. The second time you use the shortcut (consecutively), Excel will select the entire worksheet.

Related videos

The videos below show how this shortcut can be used.
In this video, we'll look at how to create a dynamic named range with the INDEX function. INDEX is a non-volatile function, so it won't recalculate whenever a change is made to a worksheet.
In this lesson, we demonstrate a shortcut recipe you can use to fill in missing data from other cells.
In this lesson, we cover shortcuts you can use to select cells.
In this video, we compare formulas and pivot tables side-by-side to build the same reports to demonstrate how powerful and easy to use pivot tables are.
In this video, we'll look at a way to fill in missing data using a formula created with the IF and ISBLANK functions.