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Character.HighSurrogate(Int32) Method

Definition

Returns the leading surrogate (a high surrogate code unit) of the surrogate pair representing the specified supplementary character (Unicode code point) in the UTF-16 encoding.

[Android.Runtime.Register("highSurrogate", "(I)C", "")]
public static char HighSurrogate (int codePoint);
[<Android.Runtime.Register("highSurrogate", "(I)C", "")>]
static member HighSurrogate : int -> char

Parameters

codePoint
Int32

a supplementary character (Unicode code point)

Returns

the leading surrogate code unit used to represent the character in the UTF-16 encoding

Attributes

Remarks

Returns the leading surrogate (a high surrogate code unit) of the surrogate pair representing the specified supplementary character (Unicode code point) in the UTF-16 encoding. If the specified character is not a supplementary character, an unspecified char is returned.

If #isSupplementaryCodePoint isSupplementaryCodePoint(x) is true, then #isHighSurrogate isHighSurrogate(highSurrogate(x)) and #toCodePoint toCodePoint(highSurrogate(x),#lowSurrogate lowSurrogate(x)) == x are also always true.

Added in 1.7.

Java documentation for java.lang.Character.highSurrogate(int).

Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.

Applies to