Converts a string containing an ISO 8601 encoded date and time
to a #GTimeVal and puts it into @time_.
@iso_date must include year, month, day, hours, minutes, and
seconds. It can optionally include fractions of a second and a time
zone indicator. (In the absence of any time zone indication, the
timestamp is assumed to be in local time.)
Converts a string containing an ISO 8601 encoded date and time to a #GTimeVal and puts it into @time_.
@iso_date must include year, month, day, hours, minutes, and seconds. It can optionally include fractions of a second and a time zone indicator. (In the absence of any time zone indication, the timestamp is assumed to be in local time.)