Unforeseen results occur when calculating time difference in seconds in PHP by converting two dates to Unix timestamps.

According to the title, I'm trying to find the difference in seconds and then convert those seconds to days and hours. After reading and following similar questions, I built a function that adds the hour, day, week, month, or year I want to today's datetime, and I get the correct results from this p...

P粉237029457 2023-09-03 09:22:01 0  1  635

Use triggers to generate Unix timestamps on insert while allowing cloning of existing records and avoiding duplication

I'm making an event system. Let's say there is an event called "Go Dance" on September 12, 2022. When an event is added to the database, we create a unix timestamp on one of the rows. We do this using the default unix_timestamp(). This timestamp (e.g. 654213987) is used as part of the URL ...

P粉947296325 2024-01-10 17:51:06 0  1  395

How to calculate remaining time between current time and set time in JavaScript

Here is a photo of the fragment I want to create a prayer app that tells you how much time is left between the current time and the prayer time I am trying to find the difference directly by doing prayers=[[13,59],[13,30] ];lettime=newDate();letcurrprayer=newDate();for(letindexinprayers){currprayer....

P粉958986070 2024-02-17 17:15:16 0  2  442

mysql - Regarding the issue of time storage, do you guys use the local time or UTC time when you save the database time?

For example, when it comes to time storage, do you store the time in the database in local time or in UTC world time?

伊谢尔伦 2017-06-15 09:21:15 0  4  1287

How to get the time points associated with multiple time periods in javascript

Suppose there is the following time period {code...} At this time, 03:00 is a time point, because 03:00 is included in each time period, and 14:00 or 13:36 is a time point. So, how to How to obtain this associated node in multiple time periods? All it takes is one time node. Or how do I...

滿天的星座 2017-05-19 10:31:10 0  1  612

logging - Python log, should the time use UTC time or local time?

The actual phenomenon is that I remember reading a blog before. It said that the time in UTC 0 time zone should be used but there is nothing wrong with using local time? Related code A certain section of my log (using local time) {Code...} Context Product version : Python 2.7 Operating system: Linux...

代言 2017-06-12 09:26:57 0  2  1210

How to get user specific time with specific time and date

I want to get the local time of the client computer. I have to convert a specific UTC time to the user's local time. 2/10/201912:00:00AM-->>I have to convert it to user's time I want to restore the time to user's time. Could you please convert the time to user's time

P粉044526217 2023-09-08 22:45:31 0  1  661

About javascript time object

The problem is this. The company wants to make an online video tutorial, which requires students to make an appointment and the teacher to get the time to start the class. However, because it is international, the time in each time zone is different, so the front end needs to convert the time into U...

给我你的怀抱 2017-05-19 10:26:57 0  3  718

Hourly counting based on start time and end time data

In the table the data is in timestamp format but I am sharing it in time(start_at) and time(end_at) format. Table structure: id,start_at,end_at1,03:00:00,06:00:002,02:00:00,05:00:003,01:00:00,08:00:004,08:00:00 ,13:00:005,09:00:00,21:00:006,13:00:00,16:00:006,15:00:00,19:

P粉283559033 2023-08-30 15:53:41 0  1  476

javascript - Find the optimal solution for the intersection between time periods

Determine whether there is an intersection between a period of time and a bunch of periods of time. If there is an intersection with the same start and end time, such as {code...}, convert it to a timestamp and then compare it one by one in a loop {code...} This can solve the problem, but we are loo...

PHP中文网 2017-06-30 09:53:32 0  7  1235

javascript - How to quickly convert CST time into timestamp

{Code...} For example, for a time like this, I am currently using the VUE element plug-in. I don’t know why the time comes out in this format. Is there a simpler conversion method?

女神的闺蜜爱上我 2017-06-26 10:53:32 0  1  991

Get the interval between two times

//Calculate the length of two time periods public function GetTimeLong($time1,$time2,$format="i"){ $length = abs($time2 - $time1); if($format=="d"){ $ long = $t

XuPing.Yang 2021-04-10 16:06:45 0  0  1081

javascript - js about time conversion and time addition and subtraction.

1. Regarding the conversion of time {code...} {code...} I converted this. What I want is 2017-07-05-04 . . 2. Regarding the addition and subtraction of time. {code...} {code...}

phpcn_u1582 2017-07-05 10:40:20 0  4  855

Timestamp conversion

How can the timestamp after refreshing the page become the current date? Before refreshing the page, it was 2017/7/24 html/php: <?=date('Y-m-d h:i:s',$value['time']);?> After no refresh, the time becomes a timestamp. js/html uses Ajax to execute str += "<td><a href='#&#3

小猪 2017-07-24 11:07:44 0  2  1482

Is sleep time included in the execution time limit?

I have two questions about the sleep() function in PHP: Does the sleep time affect the maximum execution time limit of a PHP script? Sometimes, PHP displays the message "Maximum execution time exceeded 30 seconds". Will this message appear if I use sleep(31)? Are there any risks in using t...

P粉766520991 2023-08-24 11:23:11 0  2  739

Detail page time is wrong

What is the time on the details page: 1970-1-1?

Fire ！ 2021-06-08 15:34:21 0  2  952

How to check if a time period overlaps with another time period in PHP Laravel

How to check if the working time of a specific user for a given time period already exists in the database. Therefore, the function should return true when working hours overlap with the given date and time. I tried it but it doesn't work. functioncheckExistingWorkingHours($user_id,$start_date,$star...

P粉011360903 2023-09-03 00:18:11 0  2  661

Last Login Time

How to deal with the last login time

那山 2017-11-06 20:48:59 0  1  1097

When vim records a macro, can it record the time?

When vim records a macro, can it record the time? That is, I want to add the time factor, for example, I want to play the macro once every 1 second.

天蓬老师 2017-05-16 16:41:01 0  3  750

javascript - How to change the time format of countdown in vux?

The current time format is like this: But I want the time format to become: How to convert time in format? It seems that it cannot be written directly like this: {code...}

阿神 2017-05-19 10:27:42 0  1  715