Exemple #1
0
        private static ReadOnlySpan <Char> PalindromeStrip(ReadOnlySpan <Char> span)
        {
            // First we need to build the string without any punctuation or whitespace or any other unrelated-to-reading characters
            Char[]      builder    = new Char[span.Length];
            Int32       b          = 0;
            Span <Char> glyphChars = new Char[2];

            foreach (Glyph s in span.EnumerateGlyphs())
            {
                if (Glyph.IsLetterOrDigit(s))
                {
                    switch (s.EncodeToUtf16(glyphChars))
                    {
                    case 1:
                        builder[b++] = glyphChars[0];
                        break;

                    case 2:
                        builder[b++] = glyphChars[0];
                        builder[b++] = glyphChars[1];
                        break;
                    }
                }
            }
            return(builder.AsSpan().Slice(0, b));
        }
Exemple #2
0
        private static ReadOnlySpan <Char> PalindromeStrip(ReadOnlySpan <Char> span)
        {
            // First we need to build the string without any punctuation or whitespace or any other unrelated-to-reading characters
            Char[] builder = new Char[span.Length];
            Int32  b       = 0;

            foreach (Char s in span)
            {
                if (!(Char.IsControl(s) || Char.IsPunctuation(s) || Char.IsSeparator(s) || Char.IsSymbol(s) || Char.IsWhiteSpace(s)))
                {
                    builder[b++] = s;
                }
            }
            return(builder.AsSpan().Slice(0, b));
        }