datediff function in php

Before we know that SQL has the DateDiff () function, we need to calculate the date and time difference. I will directly put it in a program like php, asp, and asp.net for calculation, now I will share with you how to use the DateDiff function to

PHP implementation of DateDiff and DateAdd time function code sharing, Datediffdateadd Extended time functions in PHP DateDiff and DateAdd function DateDiff ($part, $begin, $end) {$diff = Strtotime ($end)-Strtotime ($begin), switch ($part) {case "Y"

Syntax DateDiff (interval, date1, date2 [, firstdayofweek [, firstweekofyear])The DateDiff function syntax contains the following naming parameters:This function calculates the number of date parts between two specified dates. The result is a signed

The DATEDIFF () function returns the number of days between two dates.SyntaxThe startdate AND enddate parameters of DATEDIFF (datepart, startdate, enddate) are valid date expressions.Use the following SELECT statement: The code is as follows:Copy

This article mainly introduces the code sharing of the DateDiff and DateAdd time functions implemented by php. DateDiff is used to calculate the two time intervals, and DateAdd is used to add the two time periods, for more information about how to

This article mainly introduces the code sharing of the DateDiff and DateAdd time functions implemented by php. DateDiff is used to calculate the two time intervals, and DateAdd is used to add the two time periods, for more information about how to

Simulate two SQL server functions: dateadd () and datediff ().? Php file name: date. inc. php3 before using these two functions, you must first convert the date or date to the timestamp type. For example: $ todaymktime (0, 0, 0, date (m), date (d),

Extend the time functions in PHP DateDiff and DateAdd function DateDiff ($part, $begin, $end) {$diff = Strtotime ($end)-Strtotime ($begin); switch ($part) {case "Y": $retval = Bcdiv ($diff, (60 * 60 * 24 * 365)); Break Case "M": $retval =

Simulate two SQL server functions: dateadd () and datediff (). read the two functions that simulate SQL Server: dateadd (), datediff (),? Php // File name: date. inc. php3 // before using these two functions, convert the date or date to the

Oh, the following code is a little messy ah, is what I do in the test, PHP mysql date calculation code [DATEDIFF] is also I need today to try it. Look at the code here. function A ($d) {$Date _1=date ("y-m-d");$Date _2= $d; $Date _list_a1=explode (