To filter a set of data by a column heading, then sort the result by row, you can use a formula based on the FILTER and SORT functions. In the example shown, the formula in I5 is: =SORT(FILTER(B5:G15,(B4:G4="group")+(B4:G4=J4)),2,-1) This formula …Read more
The Excel REGEXTEST function tests for the existence of text defined by a given pattern. Regex patterns are very flexible and can be configured to match numbers, email addresses, dates, and other values that have an identifiable pattern. The result from REGEXTEST is TRUE or FALSE. The REGEXTEST …Read more
Combinations and permutations are two basic ways to count possibilities, used in probability, statistics, games, passwords, and lotteries. This article explains the difference between them, when order and repetition matter, and the Excel functions you can use to calculate each case: FACT, PERMUT, …Read more
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