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IS_SURROGATE_PAIR macro (winnls.h)
Determines if the specified code units form a UTF-16 surrogate pair.
Syntax
bool IS_SURROGATE_PAIR(
WCHAR hs,
WCHAR ls
);
Parameters
hs
UTF-16 code unit to test for a high surrogate value. The range for a high UTF-16 code unit is 0xd800 to 0xdbff, inclusive.
ls
UTF-16 code unit to test for a low surrogate value. The range for a low UTF-16 code unit is 0xdc00 to 0xdfff, inclusive.
Return value
Type: bool
Returns TRUE if successful or FALSE otherwise.
Remarks
For this macro to succeed, the hs value must be a high UTF-16 code unit, and the ls value must be a low UTF-16 code unit.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 2000 Professional [desktop apps only] |
| Minimum supported server | Windows 2000 Server [desktop apps only] |
| Target Platform | Windows |
| Header | winnls.h (include Windows.h) |
See also
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