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Diffstat (limited to 'doc/codesnippets/doc/src/snippets/code/src_corelib_tools_qdatetime.cpp')
-rw-r--r-- | doc/codesnippets/doc/src/snippets/code/src_corelib_tools_qdatetime.cpp | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/doc/codesnippets/doc/src/snippets/code/src_corelib_tools_qdatetime.cpp b/doc/codesnippets/doc/src/snippets/code/src_corelib_tools_qdatetime.cpp new file mode 100644 index 000000000..b935e34a6 --- /dev/null +++ b/doc/codesnippets/doc/src/snippets/code/src_corelib_tools_qdatetime.cpp @@ -0,0 +1,106 @@ +//! [0] +d1 = QDate(1995, 5, 17) # May 17, 1995 +d2 = QDate(1995, 5, 20) # May 20, 1995 +d1.daysTo(d2) # returns 3 +d2.daysTo(d1) # returns -3 +//! [0] + + +//! [1] +date = QDate.fromString("1MM12car2003", "d'MM'MMcaryyyy") +# date is 1 December 2003 +//! [1] + + +//! [2] +date = QDate.fromString("130", "Md") # invalid +//! [2] + + +//! [3] +QDate.fromString("1.30", "M.d") # January 30 1900 +QDate.fromString("20000110", "yyyyMMdd") # January 10, 2000 +QDate.fromString("20000110", "yyyyMd") # January 10, 2000 +//! [3] + + +//! [4] +QDate.isValid(2002, 5, 17) # True +QDate.isValid(2002, 2, 30) # False (Feb 30 does not exist) +QDate.isValid(2004, 2, 29) # True (2004 is a leap year) +QDate.isValid(2000, 2, 29) # True (2000 is a leap year) +QDate.isValid(2006, 2, 29) # False (2006 is not a leap year) +QDate.isValid(2100, 2, 29) # False (2100 is not a leap year) +QDate.isValid(1202, 6, 6) # True (even though 1202 is pre-Gregorian) +//! [4] + + +//! [5] +n = QTime(14, 0, 0) # n == 14:00:00 +t = QTime() +t = n.addSecs(70) # t == 14:01:10 +t = n.addSecs(-70) # t == 13:58:50 +t = n.addSecs(10 * 60 * 60 + 5) # t == 00:00:05 +t = n.addSecs(-15 * 60 * 60) # t == 23:00:00 +//! [5] + + +//! [6] +time = QTime.fromString("1mm12car00", "m'mm'hcarss") +# time is 12:01.00 +//! [6] + + +//! [7] +time = QTime.fromString("00:710", "hh:ms") # invalid +//! [7] + + +//! [8] +time = QTime.fromString("1.30", "m.s") +# time is 00:01:30.000 +//! [8] + + +//! [9] +QTime.isValid(21, 10, 30) # returns True +QTime.isValid(22, 5, 62) # returns False +//! [9] + + +//! [10] +t = QTime() +t.start() +some_lengthy_task() +print ("Time elapsed: %d ms" % t.elapsed()) +//! [10] + + +//! [11] +now = QDateTime.currentDateTime() +xmas(QDate(now.date().year(), 12, 25), QTime(0, 0)) +print("There are %d seconds to Christmas" % now.secsTo(xmas)) +//! [11] + + +//! [12] +time1 = QTime.fromString("131", "HHh") +# time1 is 13:00:00 +time1 = QTime.fromString("1apA", "1amAM") +# time1 is 01:00:00 + +dateTime2 = QDateTime.fromString("M1d1y9800:01:02", + "'M'M'd'd'y'yyhh:mm:ss") +# dateTime is 1 January 1998 00:01:02 +//! [12] + + +//! [13] +dateTime = QDateTime.fromString("130", "Mm") # invalid +//! [13] + + +//! [14] +dateTime = QDateTime.fromString("1.30.1", "M.d.s") +# dateTime is January 30 in 1900 at 00:00:01. +//! [14] |