ISERROR関数とは？ ISERROR関数は、指定した値がエラーかどうかを判定するための関数です。 判定した結果、値がエラーの場合はTRUE（真）、エラーでない場合はFALSE（偽）を返します。 関数の名前である "Is Error?"（エラーですか？） という問いかけだと ...

When creating formulas and equations on Microsoft Excel, users have the option of inserting multiple functions and conditions into a formula to attain a desired result. This action is often referred ...

description: "Returns TRUE if the value of cellreference is any error type; otherwise, it returns FALSE. The ISERROR function is used in formulas that refer to ...

Have you found this content useful? Use the button above to save it to your profile. Excel is great for being able to apply the same calculation consistently by ...

Checks whether a value is an error, and returns TRUE or FALSE. The following example calculates the ratio of total Internet sales to total reseller sales. The ISERROR ...

Many Excel spreadsheets use the IFERROR function to handle errors, but this masks critical structural and data issues. Although other functions like ISERROR offer more control, IFNA is the best option ...

Excel errors aren't always a bad thing. Sometimes, it's just because there isn't data in the relevant cells yet, and some other times the error itself is the data ...

Have you found this content useful? Use the button above to save it to your profile. Learn how to automate Excel calculations through the use of logical functions such as IF(), AND(), OR(), NOT() and ...