public bool TryParseDateTimeOffsetIso(StringReference text, out DateTimeOffset dt)
{
DateTimeParse dateTimeParser = new DateTimeParse();
if (!dateTimeParser.Parse(text.Chars, text.StartIndex, text.Length))
{
dt = default(DateTimeOffset);
return(false);
}
DateTime d = CreateDateTime(dateTimeParser);
TimeSpan offset;
switch (dateTimeParser.Zone)
{
case ParserTimeZone.Utc:
offset = new TimeSpan(0L);
break;
case ParserTimeZone.LocalWestOfUtc:
offset = new TimeSpan(-dateTimeParser.ZoneHour, -dateTimeParser.ZoneMinute, 0);
break;
case ParserTimeZone.LocalEastOfUtc:
offset = new TimeSpan(dateTimeParser.ZoneHour, dateTimeParser.ZoneMinute, 0);
break;
default:
offset = TimeZoneInfo.Local.GetUtcOffset(d);
break;
}
long ticks = d.Ticks - offset.Ticks;
if (ticks < 0 || ticks > 3155378975999999999)
{
dt = default(DateTimeOffset);
return(false);
}
dt = new DateTimeOffset(d, offset);
return(true);
}
public static DateTime ParseDateTime(String value, IFormatProvider provider, DateTimeStyles styles, out TimeSpan offset)
{
return(DateTimeParse.Parse(value, (DateTimeFormatInfo)provider.GetFormat(typeof(DateTimeFormatInfo)), styles, out offset));
}
public static DateTime2 Parse(string s, IFormatProvider provider, DateTimeStyles styles)
{
DateTimeFormatInfo.ValidateStyles(styles, "styles");
return(DateTimeParse.Parse(s, DateTimeFormatInfo.GetInstance(provider), styles));
}
public static DateTime2 Parse(string s, IFormatProvider provider)
{
return(DateTimeParse.Parse(s, DateTimeFormatInfo.GetInstance(provider), DateTimeStyles.None));
}
public static DateTime2 Parse(string s)
{
return(DateTimeParse.Parse(s, DateTimeFormatInfo.CurrentInfo, DateTimeStyles.None));
}
public bool TryParseDateTimeIso(StringReference text, DateTimeZoneHandling dateTimeZoneHandling, out DateTime dt)
{
DateTimeParse dateTimeParser = new DateTimeParse();
if (!dateTimeParser.Parse(text.Chars, text.StartIndex, text.Length))
{
dt = default(DateTime);
return(false);
}
DateTime d = CreateDateTime(dateTimeParser);
long ticks;
switch (dateTimeParser.Zone)
{
case ParserTimeZone.Utc:
d = new DateTime(d.Ticks, DateTimeKind.Utc);
break;
case ParserTimeZone.LocalWestOfUtc:
{
TimeSpan offset = new TimeSpan(dateTimeParser.ZoneHour, dateTimeParser.ZoneMinute, 0);
ticks = d.Ticks + offset.Ticks;
if (ticks <= DateTime.MaxValue.Ticks)
{
d = new DateTime(ticks, DateTimeKind.Utc).ToLocalTime();
}
else
{
ticks += d.GetUtcOffset().Ticks;
if (ticks > DateTime.MaxValue.Ticks)
{
ticks = DateTime.MaxValue.Ticks;
}
d = new DateTime(ticks, DateTimeKind.Local);
}
break;
}
case ParserTimeZone.LocalEastOfUtc:
{
TimeSpan offset = new TimeSpan(dateTimeParser.ZoneHour, dateTimeParser.ZoneMinute, 0);
ticks = d.Ticks - offset.Ticks;
if (ticks >= DateTime.MinValue.Ticks)
{
d = new DateTime(ticks, DateTimeKind.Utc).ToLocalTime();
}
else
{
ticks += d.GetUtcOffset().Ticks;
if (ticks < DateTime.MinValue.Ticks)
{
ticks = DateTime.MinValue.Ticks;
}
d = new DateTime(ticks, DateTimeKind.Local);
}
break;
}
}
dt = EnsureDateTime(d, dateTimeZoneHandling);
return(true);
}
public static DateTime ParseDateTime(String value, IFormatProvider provider, DateTimeStyles styles, out TimeSpan offset)
{
return(DateTimeParse.Parse(value, DateTimeFormatInfo.GetInstance(provider), styles, out offset));
}
