Community Learn Tools Library Leisure
search
English
Home > php教程 > php手册 > php中日期加减法运算实现代码

php中日期加减法运算实现代码

WBOY
Release： 2016-06-13 12:03:39
Original
1614 people have browsed it

1、首先通过strtotime()获得日期的时间戳

2、获得N天前得时间戳，通过”当前时间戳 - N天的秒数 = N天前得时间戳“

3、对N天前得时间戳用date()函数进行格式转换

下例：获得2012-5-1号之前一天的日期

复制代码 代码如下:


//将时间点转换为时间戳
$date = strtotime('2012-5-1');
//输出一天前的日期，在时间戳上减去一天的秒数
echo date('Y-m-d',$date - 1*24*60*60);
?>


输出：2012-4-30

此外，time()函数获得当前日期的时间戳！
Related labels：
php strtotime code accomplish date time of get Operation pass first
source：php.cn
Previous article：php使用Smarty的相关注意事项及访问变量的几种方式 Next article：openPNE常用方法分享
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Latest Articles by Author
Latest Issues
PHP arrays obtained from URL parameters do not behave as expected I have a URL parameter that contains the category ID and I want to treat it as an array li...
From 2024-04-06 22:09:02
0
1
1428
Where should I place CustomLog directive in apache I'm using php:7.2-apachedocker. I need to disable health check url login access log. Based...
From 2024-04-06 22:03:59
0
1
990
What is the format of the variables in the return value? I am a new learner of php. I found a piece of code: if($x<time()){return[false,'error']...
From 2024-04-06 21:55:20
0
1
778
Problems encountered when using opentbs to generate odt files: values ​​of the same key are displayed in the same row instead of separate columns. I'm using a library called OpenTbs to create odt using PHP, I'm using it because columns a...
From 2024-04-06 20:18:18
0
1
483
Group MySQL results by ID for looping over I have a table with flight data in mysql. I'm writing a php code that will group and displ...
From 2024-04-06 17:27:56
0
1
406
Related Topics
More>
Popular Recommendations
Popular Tutorials
More>
Related Tutorials
Popular Recommendations
Latest courses
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template