PHP uses Gmdate to implement the method of formatting a Unix time into GMT text
This article mainly introduces PHP using gmdate implementation of a UNIX time format into GMT text method, the example analysis of PHP gmdate function and the use of
GMT is utc/gmt time, January 01, 1970 00:00 00 seconds (that is, utc+8 Beijing time January 01, 1970 08:00 00 seconds)The calculation code is as follows:
1 /**2 * Gets the number of seconds from the specified time to GMT3 * UTC: GMT January 01,
Today, when I got the "last modified" time of windchill, we found that GMT time was obtained, but we used to use CST time.Initial attempt to set directly to CST time zone, Timezone.gettimezone ("CST"), found 8 hours less than GMTBeijing Time is East
GMT is GMT, UTC is the universal Time, GMT and UTC are the same timeBeijing time is East eight district, namely Gmt+8 or utc+8Cst:central Standard Time (CST) is 6 hours behind coordinated Universal time (UTC). This time zone was in use during
1.UTC Time and GMT time
We can think of GMT as time Coordination Time (GMT=UTC), GMT and UTC time are calculated in seconds.
2.UTC Time and Local
UTC + time Zone difference = local time
Time zone Chadong is positive, West is negative. Here, the
/// /// convert the local time to GMT // Public static string togmtstring (datetime DT) {return DT. touniversaltime (). tostring ("R ");}
String S = togmtstring (datetime. Now );
// Local time: 15:04:39
// The converted time is Thu, 29 Sep 2011 07:
PHP uses gmdate to format a UNIX time into GMT text
This article mainly introduces how to format a UNIX time into GMT text using gmdate in PHP. The example analyzes the functions and usage skills of the gmdate function in php, which has some
Java converts Json Date/Date (1487053489965 + 0800)/format and js time format Tue Feb 14 2017 14:06:32 GMT + 0800, json1487053489965
/Date (1487053489965 + 0800)/how to convert it to yyyy-MM-dd format in Java
How to convert Tue Feb 14 2017 14:06:32
/date (1487053489965+0800)/How to convert to YYYY-MM-DD format in JavaTue Feb 14:06:32 gmt+0800 How to convert to YYYY-MM-DD format in JavaNot quite the same as a regular date. publicstaticvoid main (string[] args) { String str=
Yesterday in a forum to see a friend asked JS how to get the GMT stamp.Many friends first reaction is togmtstring ...You can actually get Greenwich mean time, but not timestamp .Although I do not have a good way to get one step, but at least to
///local time to GMT time
/// public
static string togmtstring (DateTime dt)
{return
dt. ToUniversalTime (). ToString ("R");
}
string s = togmtstring (DateTime.Now);
local time: 2011-9-29 15:04:39
The
PHP gmdate () functionPHP date/time functionDefinitions and usageThe Gmdate () function formats the GMT/UTC date/time.
Similar to the date () function, the difference is that the time returned is Greenwich Standard (GMT).
GrammarGmdate
GMT: Hotell gyllene Geten Standard TimeBeijing Time =gmt time + 8 hoursDatatime nowdate = Datatime.now;Nowdate.tostring ("R"); Effect: Wed, 16:24:33 GMTExplanation of the parameters:D ShortDatePatternD LongdatepatternF Full Date and time (long date
This article mainly introduces how to format a UNIX time into GMT text using gmdate in PHP. The example analyzes the functions and usage skills of the gmdate function in php, which has some reference value, friends in need can
This article mainly
Origin of the problemTimestamp conversion (timestamp: The total number of seconds from January 1, 1970 (00:00:00) to the current time. )#include #includeintMainintargcConst Char*argv[]) {time_t T; structTM *p; T=1408413451; P=gmtime (&t); Chars[
The system time and local time were not always correct when the machine was debugged, and the beginning thought it was time error,
Then find the use of Ntpdate-u 211.115.194.21 synchronized network time, but still wrong, compared with the local
It's a little familiar.
This is the expires information in the HTTP response headers.
This time is not right. Isn't it a little strange.
Find an interesting answer:
It ' s an attempt to disable caching.The date is the birthday of the developer
Uses Winapi.msxml, system.dateutils; The function that obtains the network time in real time, obtains is the GMT;
The default is obtained from the Sohu server because it is the fastest, averaging only 15 milliseconds function getnettime
If you enable UTC (GMT) when installing the linux system, the system time is always N hours different from the local time when the Windows partition is restarted. I solve this problem in Ubuntu. Edit the/etc/default/rcS file and enter
This article mainly introduces how to format a UNIX time into GMT text using gmdate in PHP. The example analyzes the functions and usage skills of the gmdate function in php, which has some reference value, for more information about how to use
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