IsChar* (IsCharAlpha,IsCharAlphaNumeric,IsCharLower,IsCharUpper)

IsChar* (IsCharAlpha,IsCharAlphaNumeric,IsCharLower,IsCharUpper)

Functional Difference from WIN95

N/A

Functional Difference from SBCS Open32

These APIs are modified to be locale-sensitive.

Implementation

SBCS Open32 implements these functions by using the result of DosCaseMap, which depends on the specified country code. If ULS will be available, ULS function can be utilized.

IsCharAlpha            See C1_ALPHA in GetStringTypeA/Ex
IsCharAlphaNumeric     UniQueryGraph & !UniQueryPunct & !UniQuerySpace
IsCharLower            UniQueryLower
IsCharUpper            UniQueryUpper