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Tech Tip: Differentiating between uppercase and lowercase
PRODUCT: 4D | VERSION: 2004.2 | PLATFORM: Mac & Win
Published On: October 16, 2005

Comparing the uppercase and the lower case of a character will yield an equal result. For instance, ("Z" = "z") will return true. To differentiate between them, you can use the Ascii which returns the Ascii code for the character. Thus, performing (Ascii("Z")=Ascii("z")) will return false.