lua获取时间。
1.获取当前时间戳
local cur_timestamp = os.time()
2.一天后的时间
local one_hour_timestamp = 24*60*60
local temp_time = cur_timestamp + one_hour_timestamp * 1
local temp_date = os.date("*t", temp_time)
local next_day_time = os.time({year=temp_date.year, month=temp_date.month, day=temp_date.day})
next_day_time = os.date("%Y-%m-%d",next_day_time)3.当前时间，年-月-日 时-分-秒
local date=os.date(“%Y-%m-%d %H:%M:%S”);
4.获取当前秒
os.time()
| %a | abbreviated weekday name (e.g., Wed) |
| %A | full weekday name (e.g., Wednesday) |
| %b | abbreviated month name (e.g., Sep) |
| %B | full month name (e.g., September) |
| %c | date and time (e.g., 09/16/98 23:48:10) |
| %d | day of the month (16) [01-31] |
| %H | hour, using a 24-hour clock (23) [00-23] |
| %I | hour, using a 12-hour clock (11) [01-12] |
| %M | minute (48) [00-59] |
| %m | month (09) [01-12] |
| %p | either "am" or "pm" (pm) |
| %S | second (10) [00-61] |
| %w | weekday (3) [0-6 = Sunday-Saturday] |
| %x | date (e.g., 09/16/98) |
| %X | time (e.g., 23:48:10) |
| %Y | full year (1998) |
| %y | two-digit year (98) [00-99] |
| %% | the character '%' |
