| -module(time_util). |
| |
| -include_lib("kernel/include/file.hrl"). |
| |
| |
| -export([ |
| get_cur_time/0,get_cur_time/1, |
| format_time_to_str/1, |
| timestamp/0,timestamp_ms/0, |
| timestamp_to_datetime/1, |
| timestamp_to_local_datetime/1, |
| get_cur_date/0, |
| datetime_to_timestamp/1]). |
| |
| |
| get_cur_time()-> |
| {{Year,Month,Day},{Hour,Min,Second}}=calendar:now_to_local_time(os:timestamp()), |
| io_lib:format("~4..0w-~2..0w-~2..0w ~2..0w:~2..0w:~2..0w",[Year, Month, Day, Hour,Min,Second]). |
| |
| get_cur_date()-> |
| {{Year,Month,Day},{Hour,Min,Second}}=calendar:now_to_local_time(os:timestamp()), |
| io_lib:format("~4..0w-~2..0w-~2..0w",[Year, Month, Day]). |
| |
| get_cur_time({{Year,Month,Day},{Hour,Min,Second}})-> |
| io_lib:format("~4..0w-~2..0w-~2..0w ~2..0w:~2..0w:~2..0w",[Year, Month, Day, Hour,Min,Second]). |
| |
| format_time_to_str({{Year,Month,Day},{Hour,Min,Second}})-> |
| io_lib:format("~4..0w-~2..0w-~2..0w ~2..0w:~2..0w:~2..0w",[Year, Month, Day, Hour,Min,Second]). |
| |
| timestamp() -> |
| {M, S, _} = os:timestamp(), |
| M * 1000000 + S. |
| timestamp_ms()-> |
| {M,S,W} = os:timestamp(), |
| M*1000000000+S*1000+(W div 1000). |
| |
| timestamp_to_datetime(Timestamp) -> |
| calendar:gregorian_seconds_to_datetime(Timestamp + |
| calendar:datetime_to_gregorian_seconds({{1970,1,1}, {0,0,0}})). |
| timestamp_to_local_datetime(Timestamp) -> |
| Date=calendar:gregorian_seconds_to_datetime(Timestamp + |
| calendar:datetime_to_gregorian_seconds({{1970,1,1}, {0,0,0}})), |
| calendar:universal_time_to_local_time(Date). |
| |
| datetime_to_timestamp(Date)-> |
| [{D,T}]=calendar:local_time_to_universal_time_dst(Date), |
| S = calendar:datetime_to_gregorian_seconds({D, T}), |
| S1 = calendar:datetime_to_gregorian_seconds({{1970, 1, 1}, {0, 0, 0}}), |
| (S - S1). |