PHP time stamp and day conversion and calculation examples, Phpunix
Unix timestamps are a compact and concise way to save dates and times, a way to save the current date and time in most Unix systems, and a standard format for representing dates
What is a UNIX timestamp? Unix timestamp (in English for Unix epoch, Unix time, POSIX times, or Unix timestamp)Is the number of seconds that have elapsed since January 1, 1970 (Midnight of Utc/gmt), regardless of leap seconds.Note:JavaScript:
A UNIX timestamp is a compact and concise way to save dates and times, a way to save the current date and time in most Unix systems, and a standard format for representing dates and times in most computer languages. Represents Greenwich Mean Time in
Copy Code code as follows:
PHP gets today start timestamp and end time stamp
$beginToday =mktime (0,0,0,date (' m '), date (' d '), date (' Y '));
$endToday =mktime (0,0,0,date (' m '), date (' d ') +1,date (' Y '))-1;
PHP gets
PHP gets today, yesterday, last week, this month's start time stamp and end time stamp method, mainly uses in the PHP time function mktime. Let's start with an example of how to use Mktime to get the start time stamp and end time stamp for today,
Recently used Unix time to convert applications in MySQL and. Net. Keep this information in your blog.How to get the present in different programming languages Unix time Stamp (Unix timestamp) ?
Java
Time
Javascript
The timestamp is the total number of seconds from GMT January 01, 1970 00:00 00 seconds (Beijing time January 01, 1970 08:00 00 seconds) to now.The timestamp is now 10 bits long (1435113975--2015/6/24 10:46:15).Until 2286/11/21 01:46:40 will not
Under the Unix/linux system, the Gettimeofday function is used to obtain the timestamp of the current system, which can reach a microsecond (microsecond, or μs) level.The information for the current timestamp is stored through the struct
JS gets the Unix time stamp
The Unix timestamp (Unix timestamp), or Unix time (Unix times), POSIX time (POSIX times), is a time representation, defined as the total number of seconds from GMT January 01, 1970 00:00 00 seconds to the present. Unix
Everyone knows that every file in the Linux file system has three timestamps:Access time (atime--access time): Is the date the file was last accessed.Change Time (Ctime--change): Is the time of the file's inode change (what is the inode?). When you
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.