Example of a regular expression: convert a date in MMDDYYYY format to a YYYY-MM-DD format. Htmlheadtitle regular expression titleheadbodyahref. return list aformaction? Echo $ PHP_SELF ;? For methodpost, enter the date in MMDDYYYY format:
Regular expressions
Return to List
if (Isset ($date)) {
if (Ereg ([0-9]{1,2})/([0-9]{1,2})/([0-9]{4}), $date, $regs)) {
echo $regs [0]. The result of the conversion is: ". $regs [3]. "-" . $regs [1]. "-" . $regs [2];
} else {
echo "$date date
How does PHP calculate the age and domain name age? YYYY-mm-dd is known. Ask for the domain name age. How to calculate domain names has been plagued for a long time. I wrote a function myself, but it is wrong, because some years are in a leap year. &
Local Test Cases:
# there can be no spaces on either side of the equal sign, before the error has been out here
yesterday= ' date-d last-day +%y-%m-%d '
echo $yesterday
curday= ' Date +%y-%m-%d '
echo $curday
echo "Now time: ' Date ' +%y%m%d%T '"
Detailed description of the JavaScript Date object, javascriptdate
This article describes how to operate Date and Time objects.
Directory1. Introduction: Describes the Date object.
2. constructor: describes several methods of the constructor of the
Use the function date () to implement the displayed in the format: year-month-day hours: minutes: secRelated Time parameters:A-"AM" or "PM"A-"AM" or "PM"D-A few days, two digits, if less than two digits before the 0; such as: "01" to "31"D-Days of
When I used to solve this problem with ASP is quite simple, the ASP has the corresponding function DateDiff can give two days period interval How many months, how many days and how many seconds. When I searched through the PHP manual I found that
PHP date query function code
Date_default_timezone_set ('prc'); // Default time zone
Echo "today:", date ("Y-m-d", time ()),"";
Echo "today:", date ("Y-m-d", strtotime ("18 Jun 2008 ")),"";
Echo
This article contains the following elements:
1, get the current date and time-how many ways do we have?
2, change the date display mode-date and time display form
3, the conversion of the current date is a Unix timestamp value
4. Change Date
A.
The direct subtraction of functions is not correct, you need to do this:
* * Get the current date and time
In Unix, time is represented by the number of seconds that have elapsed since 0 o'clock January 1, 1970, which is called the Unix timestamp (
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.