Adding a text to a cell in Excel using Formula requires use of ampersand operator, CONCAT function, or the LEFT, RIGHT, and LEN functions.

LEN関数で指定したセルの文字数カウントは半角文字、全角文字の区別をつけないため、どちらも1文字として集計されます。

Formulas are powerful tools for performing calculations and analyzing data in Excel. In this beginner’s guide, you’ll learn how to use formulas and explore some popular built-in functions.

If you’re part of the Excel 99 percent, here are 16 handy Excel functions that will get you well on your way to spreadsheet mastery.

Excel also offer a "Replace" function. When combined with the "Find" and "Len" functions, the "Replace" function allows you to dynamically find and replace text based on entered values or the ...