C# (CSharp) System.Text.Utf8 Utf8Encoder.TryDecodeCodePoint示例

TryDecodeCodePoint() public static method

public static TryDecodeCodePoint ( Span buffer, UnicodeCodePoint &codePoint, int &encodedBytes ) : bool
buffer	Span
codePoint	UnicodeCodePoint
encodedBytes	int
return	bool

示例#1

文件： Utf8String.cs 项目： krwq/corefxlab

        private static IEnumerator <UnicodeCodePoint> GetCodePointsEnumerator(ByteSpan buffer)
        {
            while (buffer.Length > 0)
            {
                UnicodeCodePoint codePoint;
                int encodedBytes;
                if (Utf8Encoder.TryDecodeCodePoint(buffer, out codePoint, out encodedBytes))
                {
                    yield return(codePoint);

                    buffer = buffer.Slice(encodedBytes);
                }
                else
                {
                    // TODO: change exception type
                    throw new Exception("Invalid character");
                }
            }
        }