diff options
-rw-r--r-- | src/corelib/time/qtimezone.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/corelib/time/qtimezone.cpp b/src/corelib/time/qtimezone.cpp index 1f041c14fb..57ddef4e2d 100644 --- a/src/corelib/time/qtimezone.cpp +++ b/src/corelib/time/qtimezone.cpp @@ -209,7 +209,10 @@ Q_GLOBAL_STATIC(QTimeZoneSingleton, global_tz); standard time in the time zone. The daylight-saving time offset is the number of seconds to add to the standard time offset to obtain daylight-saving time (abbreviated DST and sometimes called "daylight time" - or "summer time") in the time zone. + or "summer time") in the time zone. The usual case for DST (using + standard time in winter, DST in summer) has a positive daylight-saving + time offset. However, some zones have negative DST offsets, used in + winter, with summer using standard time. Note that the standard and DST offsets for a time zone may change over time as countries have changed DST laws or even their standard time offset. |