系统当前时间对应的时间戳
local ntime = os.time
print(ntime)
格式化时间显示,参考下表
经常使用于设置header等
ngx.header["Last-Modified:"]
ngx.header["Content-Type"]
ngx.header["Cache-Control"]
ngx.header["Expires"]
%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) [01⑶1] |
%H |
hour, using a 24-hour clock (23) [00⑵3] |
%I |
hour, using a 12-hour clock (11) [01⑴2] |
%M |
minute (48) [00⑸9] |
%m |
month (09) [01⑴2] |
%p |
either "am" or "pm" (pm) |
%S |
second (10) [00⑹1] |
%w |
weekday (3) [0⑹ = 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) [00⑼9] |
%% |
the character '%' |