why month has 30 days

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[Answer silly girl] How does one calculate the number of days in a specified month in the script?

Q: How does the daily script calculate the number of days in a specified month?A: In this case .... 1: function daysInMonth(iMonth, iYear) 2: { 3: return 32 - new Date(iYear, iMonth, 32).getDate(); 4: } As for why, you may

My97datepicker Select year, quarter, month, week, day

All along, the most used is my97datepicker to get the month and day method, today suddenly wandered to this article, stay, for future use Write one yourself: Get the year and start counting from next month Original reproduced from:

Time Algorithm in SQLServer

DECLARE @ DateDATETIMESET @ DateGETDATE () -- previous DAY, previous DAY of given Date SELECTDATEADD (DAY,-1, @ Date) AS previous DAY -- next DAY, next DAY of given Date SELECTDATEADD (DAY, 1, @ Date) AS the next day GO -- the beginning of the month,

I'm going to go, did I find a bug in PHP? Calculate the last day of next month's problem!

Words not much to say, directly on the code: $BeginDate = "2015-05-31";//New Gets the last 1 days of the specified month echo date ("Y-m-t", Strtotime ("+1 months", Strtotime ($BeginDate))); Based on experience, the results should be: 2015-06-30

How can I become a junior CSS front-end development engineer from scratch within a month? -

WEB junior engineer (CSS, not considering JS for the moment) means that the project can be completed independently. At least the following capabilities should be available: 1. able to independently complete the project and restore the design draft

30 days react native from zero to ios/android dual platform release summary

PrefaceI have nearly a decade of technical background, in addition to app development on the back end, the front end, etc. are familiar with, recently do an app project requires iOS, Android two platforms are required, can only bite the bullet. In

Time algorithms in SQL Server

No nonsense.CodeThe comment is very detailed. It is certainly okay to understand it! Declare @ date datetimeSet @ date = getdate ()-The previous day, the previous day of the given dateSelect dateadd (day,-1, @ date) as 'previous Day'-The next day,

Reprint--from 30 to 35 years old, not your life accumulate some thickness

During the recent year of career planning counseling, I clearly felt the urgency of the need for career planning for people over the age of 35. It is from these cases that we have a clear insight into how time-point mastery plays a decisive role in

The secret recipe of China that shocked the world

Description 1. The drugs used in this report, mainly food, are absolutely non-toxic. 2. In order to make the reader easy to understand, the dose units are in old format, such as: Jin, two, money, and so on. Some use bowls, which refer to general

Civil practical earthwork

Description1. drugs used in this book, mainly food, are absolutely non-toxic.2. In order to make the reader easy to understand, the dose units are in old format, such as: Jin, two, money, and so on. Some use bowls, which refer to general medium

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