PHP Check Date function checkdate Usage instance, checkdate instance _php tutorial

Source: Internet
Author: User

PHP Check Date function checkdate Usage instance, checkdate instance


This example describes the PHP check date function checkdate usage. Share to everyone for your reference. The specific analysis is as follows:

You can use the Checkdate function to verify the correctness of the date in PHP.

Grammar

Integer checkdate (int%month, int $Day, int $Year);

Demo Code

<? Phpecho "2/29/1900"; Checkdate (2, 1900)? print "is Valid":p rint "was not Valid"; echo "\ n"; echo "2/29/2000"; Checkdate ( 2, +)? print "is Valid":p rint "are not Valid"; echo "\ n"; echo "2/29/2100"; checkdate (2, 2100)? print "Is Valid": Print "is not valid"; echo "\ n"; echo "4/30/2008"; checkdate (4, +)? print "is valid":p rint "was not valid"; echo "\ n" echo "4/31/2008"; checkdate (4, +)? print "is Valid":p rint "was not Valid"; echo "\ n";? >

The output is as follows

2/29/1900 is isn't valid2/29/2000 is valid2/29/2100 are not valid4/30/2008 are valid4/31/2008 are not valid

I hope this article is helpful to everyone's PHP programming.

http://www.bkjia.com/PHPjc/970863.html www.bkjia.com true http://www.bkjia.com/PHPjc/970863.html techarticle php Check Date function checkdate Usage instance, checkdate instance This article describes the PHP check date function checkdate usage. Share to everyone for your reference. The specific analysis is as follows: Php ...

  • Contact Us

    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.

    A Free Trial That Lets You Build Big!

    Start building with 50+ products and up to 12 months usage for Elastic Compute Service

    • Sales Support

      1 on 1 presale consultation

    • After-Sales Support

      24/7 Technical Support 6 Free Tickets per Quarter Faster Response

    • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.