علاقه مندان به جاوا اسکریپت

saalek110 · Apr 7, 2023

تاریخ

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JavaScript:

<!DOCTYPE html>
<html>
<body>

<h1>JavaScript Dates</h1>
<h2>Using new Date()</h2>
<p>new Date() without arguments, creates a date object with the current date and time:</p>

<p id="demo"></p>

<script>
const d = new Date();
document.getElementById("demo").innerHTML = d;
</script>

</body>
</html>

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saalek110 · Apr 7, 2023

JavaScript Date Formats

Type	Example
ISO Date	"2015-03-25" (The International Standard)
Short Date	"03/25/2015"
Long Date	"Mar 25 2015" or "25 Mar 2015"

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saalek110 · Apr 7, 2023

JavaScript Get Date Methods

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Method	Description
getFullYear()	Get year as a four digit number (yyyy)
getMonth()	Get month as a number (0-11)
getDate()	Get day as a number (1-31)
getDay()	Get weekday as a number (0-6)
getHours()	Get hour (0-23)
getMinutes()	Get minute (0-59)
getSeconds()	Get second (0-59)
getMilliseconds()	Get millisecond (0-999)
getTime()	Get time (milliseconds since January 1, 1970)

saalek110 · Apr 7, 2023

چاپ سال

JavaScript:

<!DOCTYPE html>
<html>
<body>
<h1>JavaScript Dates</h1>
<h2>The getFullYear() Method</h2>
<p>Return the full year of a date object:</p>

<p id="demo"></p>

<script>
const d = new Date("2021-03-25")
document.getElementById("demo").innerHTML = d.getFullYear();
</script>

</body>
</html>

سال را می دهد

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saalek110 · Apr 7, 2023

چاپ ماه

JavaScript:

<!DOCTYPE html>
<html>
<body>
<h1>JavaScript Dates</h1>
<h2>The getMonth() Method</h2>
<p>Return the month of a date as a number from 0 to 11.</p>
<p>To get the correct month number, you must add 1:</p>

<p id="demo"></p>

<script>
const d = new Date("2021-03-25");
document.getElementById("demo").innerHTML = d.getMonth() + 1;
</script>

</body>
</html>

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عدد ۳ را می دهد.

saalek110 · Apr 7, 2023

چاپ روز

JavaScript:

<!DOCTYPE html>
<html>
<body>
<h1>JavaScript Dates</h1>
<h2>The getDate() Method</h2>
<p>Return the day of a date as a number (1-31):</p>

<p id="demo"></p>

<script>
const d = new Date("2021-03-25");
document.getElementById("demo").innerHTML = d.getDate();
</script>

</body>
</html>

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saalek110 · Apr 7, 2023

ساعت

JavaScript:

<!DOCTYPE html>
<html>
<body>
<h1>JavaScript Dates</h1>
<h2>The getHours() Method</h2>
<p>Return the hours of a date as a number (0-23):</p>

<p id="demo"></p>

<script>
const d = new Date("2021-03-25");document.getElementById("demo").innerHTML = d.getHours();
</script>

</body>
</html>

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saalek110 · Apr 7, 2023

دقیقه

JavaScript:

<!DOCTYPE html>
<html>
<body>
<h1>JavaScript Dates</h1>
<h2>The getMinutes() Method</h2>
<p>Returns the minutes of a date as a number (0-59):</p>

<p id="demo"></p>

<script>
const d = new Date("2021-03-25");
document.getElementById("demo").innerHTML = d.getMinutes();
</script>

</body>
</html>

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saalek110 · Apr 7, 2023

ثانیه

JavaScript:

<!DOCTYPE html>
<html>
<body>
<h1>JavaScript Dates</h1>
<h2>The getSeconds() Method</h2>
<p>Return the seconds of a date as a number (0-59):</p>

<p id="demo"></p>

<script>
const d = new Date("2021-03-25");
document.getElementById("demo").innerHTML = d.getSeconds();
</script>

</body>
</html>

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saalek110 · Apr 7, 2023

میلی ثانیه

JavaScript:

<!DOCTYPE html>
<html>
<body>
<h1>JavaScript Dates</h1>
<h2>The getMilliseconds() Method</h2>
<p>Return the milliseconds of a date as a number (0-999):</p>

<p id="demo"></p>

<script>
const d = new Date("2021-03-25");
document.getElementById("demo").innerHTML = d.getMilliseconds();
</script>

</body>
</html>

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saalek110 · Apr 7, 2023

روز هفته ، دوشنبه سه شنبه

JavaScript:

<!DOCTYPE html>
<html>
<body>
<h1>JavaScript Dates</h1>
<h2>The getDay() Method</h2>
<p>Return the weekday as a number:</p>

<p id="demo"></p>

<script>
const d = new Date("2021-03-25");
document.getElementById("demo").innerHTML = d.getDay();
</script>

</body>
</html>

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saalek110 · Apr 7, 2023

اگر روز هفته را به شکل کلمه می خواهید نه عدد:

JavaScript:

<!DOCTYPE html>
<html>
<body>
<h1>JavaScript Dates</h1>
<h2>The getDay() Method</h2>
<p>Return the weekday as a number.</p>
<p>You can use an array of names to return the weekday as a name:</p>

<p id="demo"></p>

<script>
const days = ["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];

const d = new Date();
let day = days[d.getDay()];
document.getElementById("demo").innerHTML = day;
</script>

</body>
</html>

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saalek110 · Apr 7, 2023

تعداد ثانیه از ۱۹۷۰

JavaScript:

<!DOCTYPE html>
<html>
<body>
<h1>JavaScript Dates</h1>
<h2>The getTime() Method</h2>
<p></p>
<p>Return the number of milliseconds since midnight January 1, 1970:</p>

<p id="demo"></p>

<script>
const d = new Date();
document.getElementById("demo").innerHTML = d.getTime();
</script>

</body>
</html>

W3Schools online HTML editor

The W3Schools online code editor allows you to edit code and view the result in your browser

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saalek110 · Apr 7, 2023

JavaScript:

<!DOCTYPE html>
<html>
<body>

<h1>JavaScript Dates</h1>
<h2>The Date.now() Method</h2>
<p>Return the current date/time in milliseconds since January 1, 1970:</p>

<p id="demo"></p>

<script>
const date = Date.now();
document.getElementById("demo").innerHTML = date;
</script>

</body>
</html>

میلی ثانیه ها از ۱۹۷۰

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saalek110 · Apr 7, 2023

UTC Date Get Methods

Method	Same As	Description
getUTCDate()	getDate()	Returns the UTC date
getUTCFullYear()	getFullYear()	Returns the UTC year
getUTCMonth()	getMonth()	Returns the UTC month
getUTCDay()	getDay()	Returns the UTC day
getUTCHours()	getHours()	Returns the UTC hour
getUTCMinutes()	getMinutes()	Returns the UTC minutes
getUTCSeconds()	getSeconds()	Returns the UTC seconds
getUTCMilliseconds()	getMilliseconds()	Returns the UTC milliseconds

saalek110 · Apr 7, 2023

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W3Schools offers free online tutorials, references and exercises in all the major languages of the web. Covering popular subjects like HTML, CSS, JavaScript, Python, SQL, Java, and many, many more.

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این لینک صفحه تاریخ است. اگر می خواهید دقیق تر از من نگاه کنید این لینکش است.

saalek110 · Apr 7, 2023

JavaScript Set Date Methods

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