ParseTimeZone()

static bool System.DateTimeParse.ParseTimeZone ( ref __DTString str, ref TimeSpan result )

inlinestaticprivate

Definition at line 731 of file DateTimeParse.cs.

    {
        int num = 0;
        DTSubString subString = str.GetSubString();
        if (subString.length != 1)
        {
            return false;
        }
        char c = subString[0];
        if (c != '+' && c != '-')
        {
            return false;
        }
        str.ConsumeSubString(subString);
        subString = str.GetSubString();
        if (subString.type != DTSubStringType.Number)
        {
            return false;
        }
        int value = subString.value;
        int hours;
        switch (subString.length)
        {
        case 1:
        case 2:
            hours = value;
            str.ConsumeSubString(subString);
            subString = str.GetSubString();
            if (subString.length == 1 && subString[0] == ':')
            {
                str.ConsumeSubString(subString);
                subString = str.GetSubString();
                if (subString.type != DTSubStringType.Number || subString.length < 1 || subString.length > 2)
                {
                    return false;
                }
                num = subString.value;
                str.ConsumeSubString(subString);
            }
            break;
        case 3:
        case 4:
            hours = value / 100;
            num = value % 100;
            str.ConsumeSubString(subString);
            break;
        default:
            return false;
        }
        if (num < 0 || num >= 60)
        {
            return false;
        }
        result = new TimeSpan(hours, num, 0);
        if (c == '-')
        {
            result = result.Negate();
        }
        return true;
    }

References System.DTSubString.length, System.str, System.DTSubString.type, System.DTSubString.value, and System.value.

Referenced by System.DateTimeParse.HandleTimeZone(), System.DateTimeParse.Lex(), and System.DateTimeParse.ParseISO8601().