FindSection()

static unsafe int System.Globalization.FormatProvider.Number.FindSection ( ReadOnlySpan< char > format, int section )

inlinestaticprivate

Definition at line 824 of file FormatProvider.cs.

        {
            if (section == 0)
            {
                return 0;
            }
            fixed (char* ptr = &MemoryMarshal.GetReference(format))
            {
                int num = 0;
                while (true)
                {
                    if (num >= format.Length)
                    {
                        return 0;
                    }
                    char c;
                    char c2 = (c = ptr[num++]);
                    if ((uint)c2 <= 34u)
                    {
                        if (c2 == '\0')
                        {
                            break;
                        }
                        if (c2 != '"')
                        {
                            continue;
                        }
                    }
                    else if (c2 != '\'')
                    {
                        switch (c2)
                        {
                        default:
                            continue;
                        case '\\':
                            if (num < format.Length && ptr[num] != 0)
                            {
                                num++;
                            }
                            continue;
                        case ';':
                            break;
                        }
                        if (--section == 0)
                        {
                            if (num >= format.Length || ptr[num] == '\0' || ptr[num] == ';')
                            {
                                break;
                            }
                            return num;
                        }
                        continue;
                    }
                    while (num < format.Length && ptr[num] != 0 && ptr[num++] != c)
                    {
                    }
                }
                return 0;
            }
        }

References System.format.

Referenced by System.Globalization.FormatProvider.Number.NumberToStringFormat().