UnicodeIsSurrogatePair
Check if a pair of UTF16 encoded characters is a valid surrogate pair.
Declaration
Source position: unicodedata.pas line 476
function UnicodeIsSurrogatePair(const AHighSurrogate: UnicodeChar;
const ALowSurrogate: UnicodeChar)
: Boolean;
Description
UnicodeIsSurrogatePair checks whether AHighSurrogate,ALowSurrogate constitute a valid surrogate pair, and returns True if this is the case. It does this by checking whether the values are within the bounds for high and low surrogate pairs.
See also
| Name | Description |
|---|---|
| FromUCS4 | Convert UCS4 to UNicodeChar |
| ToUCS4 | Encode unicode UTF16 surrogate pair to UCS4 character |
| UnicodeIsHighSurrogate | Check if a UTF16 character is the high character in a surrogate pair. |
| UnicodeIsLowSurrogate | Check if a UTF16 character is the low character in a surrogate pair. |