ocean v6.1.0 (2021-04-20T01:38:04Z)
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isLetter
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Unicode
Determines if a character is a letter.
bool
isLetter
(
int
ch
)
Parameters
ch
int
the character to be inspected
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Unicode
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isDigit
isLetter
isLetterOrDigit
isLower
isPrintable
isSpace
isTitle
isUpper
isWhitespace
toFold
toLower
toUpper
Determines if a character is a letter.