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.