When using string input validation it is wise to use the library function to convert the input to upper case or lowercase so case-sensitive string comparisons can be made.

Question

Quizplus · Accepted Answer

By converting the input to either upper case or lowercase, you can ensure that any case-sensitive string comparisons are consistent and accurate. This can help prevent issues such as misspellings, typos, or user errors causing unexpected behavior in your program.

When Using String Input Validation It Is Wise to Use