In this example, the goal is to count errors in a workbook by sheet, where the sheet names have been previously entered in a column as shown. This is a tricky problem in Excel for a couple of reasons. First, there is no direct way to generate a list of sheets in a workbook with a formula....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
How to keep random numbers from changing in Excel? Excel's random functions like RAND and RANDARRAY recalculate every time you edit your worksheet, making it impossible to maintain stable random results. This article shows you how to build a seeded random number generator using Excel's...Read more
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