codeimporttimeimportdatetimet=datetime.datetime.now()#当前日期t1=t.strftime('%Y-%m-%d%H:%M:%S')#转为秒级时间戳ts1=time.mktime(time.strptime(t1,'%Y-%m-%d%H:%M:%S'))#转...

 importtimeimportdatetimet=datetime.datetime.now()#当前日期t1=t.strftime('%Y-%m-%d%H:%M:%S')#转为秒级时间戳ts1=time.mktime(time.strptime(t1,'%Y-%m-%d%H:%M:%S'))#转为毫秒级...

 #计算当前时间importdatetimedatetime.datetime.now()#2019-06-3010:51:14.089271#格式化时间datetime.datetime.now().strftime("%Y-%m-%d%H:%M:%S")#2019-06-3010:52:05#多加（减）一...

 >>>importdatetime>>>>>>i=datetime.datetime.now()>>>print(i.year,i.month,i.day,i.hour,i.minute,i.second)20201222061226&...

 #coding=utf-8importtimeimportdatetimet=datetime.datetime.now()#当前日期t1=t.strftime('%Y-%m-%d00:00:00')#转为秒级时间戳start_time=time.mktime(time.strptime(t1,'%Y-%m...

 #!/usr/bin/python3importtime#格式化成2016-03-2011:45:39形式print(time.strftime("%Y-%m-%d%H:%M:%S",time.localtime()))#格式化成SatMar2822:24:242016形式print(time.strfti...

 使用CURL时，有两个超时时间：一个是连接超时时间，另一个是数据传输的最大允许时间。连接超时时间用--connect-timeout参数来指定，数据传输的最大允许时间用-m参数来指定。curl--connect-timeout10-m20"http://XXXXXXX"连接超时的话，出错提示形如：curl:...

 mysql>select*fromtable1;+----------+------------+-----+---------------------+|name_new|transactor|pid|order_date|+----------+------------+-----+-------...

 altertabletable1addorder_datedatetimenull; mysql>select*fromtable1;+----------+------------+-----+------------+|name_new|transactor|pid|order_date...

 mysql>selectcurtime();+-----------+|curtime()|+-----------+|19:43:34|+-----------+1rowinset(0.00sec)mysql>selecttime(now());+-------------+|time(now...

 <?phpechodate('Y-m-dH:i:s');?>输出2019-07-2615:51:44 ...

 mysql>selectnow();输出2019-07-2615:43:34 例子mysql>selectnow(),sleep(3),now();+---------------------+----------+---------------------+|now()|sleep(...

 print("当前时间：",time.strftime('%Y.%m.%d%H:%M:%S',time.localtime(time.time())))importtimeimportdatetimet=time.time()print(t)#原始时间数据print(int(t))#秒级时间戳print(i...

 #coding=utf-8importtimet1=time.time()time.sleep(3)t2=time.time()print(t2-t1)输出3.00304102898 ...

 /*倒计时后显示程序运行时间*/#include<time.h>#include<stdio.h>/*---等待x毫秒---*/intsleep(unsignedlongx){clock_tc1=clock(),c2;do{if((c2=clock())==(clock_t)-1)/...