The SEMIANNUAL function is an essential tool for pivoting and grouping data by half year.
=SEMIANNUAL(input, format, delimiter)[range of dates] input; required - date or range of dates to convert. If string or number is passed, the function attempts to convert to a date.
[number] format - how to generate combinations
[string] delimiter - also known as the separator for items in a given combination
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We've built an interactive tutorial in Google Sheets where it's easy to see how the function works. You can read the definition, edit examples, and do some practice examples to verify that you understand how to use the function.
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