Select Day (createtime) from Life_unite_product--the days value of the Take time fieldSelect Month (createtime) from Life_unite_product--take the month value of the Time fieldSelect year (createtime) from Life_unite_product--the yearly value of the
--Description: Returns all dates between two dates -- =============================================CREATE FUNCTION [dbo]. [Getbetweendate](@StartTime DATETIME--Start date, @EndTime DATETIME--End date)RETURNS @TABLE TABLE (betweendate
Current system date, timeselect2015-06-18 14:52:27.123Extracting data from a dateday(), month(),year() Select GETDATE (); –2015-06-18 14:52:27.123Select year (GETDATE ()); –2015Select MONTH (getdate ()); –6Select Day (getdate ()); –18Date format
The Format expression field description for the From_unixtime function in MySQL:%M month name (January ... December)%W week name (Sunday ... Saturday)%d The date of the month with English prefixes (1st, 2nd, 3rd, etc.). )%Y year, number, 4-digit%Y
When you call the date function in your PHP code, you see the following error in the log
PHP warning:date (): It isn't safe to rely on the system's timezone settings.You are are *required* to use the Date.timezone setting or the
When we need to get the number of milliseconds in the future, the first possible way to think about it is(new Date ("2014-12-08 12:00:00")). GetTime ()This will return a number in the method under Chrome.But in IE the return is a Nan, is because IE
function Getcurrent date () {Get system timevar lstr_ndate=new Date ();var lstr_year=lstr_ndate.getfullyear ();var lstr_month=lstr_ndate.getmonth ();var lstr_date=lstr_ndate.getdate ();Processingvar uom = new Date
Time () in PHP is to get a number that indicates how many seconds have gone from 1970-01-01 to now, it's strange
But this is convenient to calculate,
To find out the day before is time () -60*60*24;
To find out the time of the previous year is
Date FunctionSyntax: DATE (ARG)The DATE function returns the dates in a date, time stamp, date string, and timestamp string. SQL code eg: SELECT DATE(' 2005-06-12 16.24.18.121212 ') from TEST
Eg:
SELECT DATE (' 2005-06-12 16.24.18.121212 ') from
This example describes the use of the Smarty internal date function html_select_date (). Share to everyone for your reference. Specifically as follows:
Main properties:
Prefix//string type default prefix named "Date_"Start_year//string type
First, get the system time function
1.1 Get current full time
code is as follows
copy code
Select now (); david=# Select Now (); now ------------------------- ------ 2013-04-12 15:3
SetLocale () mktime ()GetDate Get time and date information.Syntax: array getdate (int timestamp);return value: ArrayFunction Type: time dateContent description The elements that return an array include the following items:"Seconds"-seconds"Minutes"-
function | date
'================================================' Function name: formatdate' Function: Format date' Parameters: DateAndTime----Original date and time' Para----date format' Return value: the date formatted'============================
Format: add_months (Date,number) that is add_months (date, number)The Add_months function returns a new date by adding a specified number of months to the input date. If a negative number is given, the date of the month before the duty period is
ORACLE Date functionSysdate the current database system timeAdd_months (plus minus the specified month)Months_between (number of months separated by two dates)Last_day (the last day of the month on which the specified date is taken)Example
Http://www.w3school.com.cn/sql/sql_dates.aspSQL DateWhen we work on dates, the hardest task is to ensure that the date you insert is formatted to match the format of the date column in the database.As long as the data contains only the date parts,
Query Day:Select * from Table where = To_days (now ()); Select * from Table where =Query one week:Select * from Table where 7 Day Date (column_time);Query one months:Select * from Table where 1 MONTH Date (column_time);MySQL date and time
SQL DateWhen we work on dates, the hardest task is to ensure that the date you insert is formatted to match the format of the date column in the database.As long as the data contains only the date parts, running the query will not be a problem.
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