UPPER in Excel is a function that takes text as an input and converts it to all uppercase letters. This can be useful when you want to make all the letters in a string of text uppercase, or when you need to compare two pieces of text and want to make sure they are the same case. To use UPPER in Excel, you can type it into the formula bar, or you can use the shortcut key Ctrl+Shift+U.
The syntax of the UPPER function in Excel is UPPER(text), where text is the text string that you want to convert to uppercase letters.
In Excel, the UPPER function takes a text string and converts all of the letters to upper-case. For example, the following formula returns the string "EXAMPLE":
There are many instances where you should not use UPPER in Excel. One example is when you are working with text data. If you use UPPER on text data, it will convert all of the text to upper case, which can change the meaning of the data. Another time you should not use UPPER is when you are working with formulas. If you use UPPER on a formula, it will change the result of the formula.
There are a few similar formulae to UPPER in Excel. The UPPER formula takes a text string and converts all the letters to uppercase letters. The LOWER formula takes a text string and converts all the letters to lowercase letters. The PROPER formula takes a text string and converts the first letter of each word to uppercase and the rest of the letters to lowercase.