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Built-in Mathematica Symbol

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UpperCaseQ

UpperCaseQ[string]
yields True if all the characters in the string are uppercase letters, and yields False otherwise.

MORE INFORMATION

UpperCaseQ treats both ordinary and special characters.

Basic Examples (1)

Test whether a character is an uppercase letter:

Properties & Relations (2)

Possible Issues (1)

Neat Examples (1)

LowerCaseQ LetterQ ToUpperCase ToCharacterCode StringExpression

Characters in Strings

Character Operations

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