The goal is to combine data from different worksheets with a formula. Note that we are not restructuring the data in any way, we are simply combining data in different worksheets that already have the same structure. At a high level, the formula we are using combines data from multiple sheets...Read more
The REGEXTEST function provides a way to test for specific text defined by a "regex" pattern. The result from REGEXTEST is TRUE or FALSE. You can think of REGEXTEST as a major upgrade to simpler functions like FIND and SEARCH, which can be used to...Read more
Excel's DATEDIF function is widely used for calculating the difference between two dates in years, months, or days, but it will silently return buggy results in specific cases. DATEDIF2 is a custom LAMBDA function that replaces DATEDIF with reliable date arithmetic. This article explains...Read more
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