Mastering VBA for Microsoft Office 2016

Chapter 12Using Loops to Repeat Actions

As in life, so in macros. Sometimes, you'll want to repeat an action a predetermined number of times: break six eggs to make an omelet, write two letters, nap for 20 minutes.

More often, though, you'll just repeat an action until a certain condition is met: break eggs until the pan is full, or buy two lottery tickets a week until you hit it big, or subtract five from every instance of a value in an Excel spreadsheet. In these situations, you don't know in advance when you'll triumph against the wretched odds of the lottery or how many times the value will appear in the spreadsheet—your code must simply carry on until the condition is met. These, then, are the two types of loops: keep doing something ...