search

Home >Web Front-end >JS Tutorial >How to use Date objects in JavaScript

How to use Date objects in JavaScript

不言
不言Original
2018-12-12 14:56:342477browse

The How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript object is a built-in function. We can use the How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript object to display the date. This article will share with you an article on how to use the How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript object.

How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript

We can use new to create built-in functions

var 对象名称= new object（）;

Let’s actually create a How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript object

Let's add a suitable object name (today) and create a How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript object. Various types and methods about dates can be output. 

var today = new How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript();

The code is as follows

<!DOCTYPE html>
<html>
  <head>
    <meta charset = "utf-8">
    <title>JavaScript</title>
  </head>
  <body>
    <script>
      var today = new How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript();
    </script>
  </body>
</html>

After completion, we will use console.log to debug various date attributes and methods.

Let’s take a look at the properties of the How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript object

Properties 1. getFullYear() (get the current year)

If To get the current year, you need to use getFullYear().

The code is as follows

<!DOCTYPE html>
<html>
  <head>
    <meta charset = "utf-8">
    <title>JavaScript</title>
  </head>
  <body>
    <script>
      var today = new How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript();
      console.log(today.getFullYear());
    </script>
  </body>
</html>

The running results are as follows:

How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript


##Attribute 2. getMonth () 1 (Get the current month)

What is obtained after the year is the current month. It should be noted here that in the getMonth method, a number moving downward is obtained, such as 0 Indicates January, 1 indicates February.

The code is as follows

<!DOCTYPE html>
<html>
  <head>
    <meta charset = "utf-8">
    <title>JavaScript</title>
  </head>
  <body>
    <script>
      var today = new How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript();
      console.log(today.getMonth()+1);
    </script>
  </body>
</html>

The operation effect is as follows

How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript

##Attribute 3. getHow to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript() (get the current date)

getHow to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript() will get the current date value. In getMonth, it is necessary to add 1, but getHow to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript is from 1 to 31, so there is no need to add 1.

The code is as follows

<!DOCTYPE html>
<html>
  <head>
    <meta charset = "utf-8">
    <title>JavaScript</title>
  </head>
  <body>
    <script>
      var today = new How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript();
      console.log(today.getHow to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript());
    </script>
  </body>
</html>

The running effect is as follows

How to use Date objects in JavaScript

Attribute 4. getDay() (get the day of the week (day of the week))

When starting from Sunday, Sunday is 0, Monday is 1, etc., Get numbers from 0 to 6.

The code is as follows

<!DOCTYPE html>
<html>
  <head>
    <meta charset = "utf-8">
    <title>JavaScript</title>
  </head>
  <body>
    <script>
      var today = new How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript();
      console.log(today.getDay());
    </script>
  </body>
</html>

The operation effect is as follows

How to use Date objects in JavaScriptFinally (immediately obtain the current year, month, day and day of the week)

The code is as follows

<!DOCTYPE html>
<html>
  <head>
    <meta charset = "utf-8">
    <title>JavaScript</title>
  </head>
  <body>
   <script>
  var today = new How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript();
  console.log(today.getFullYear()+"/",today.getMonth()+1+"/"+today.getHow to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript()+"/"+today.getDay());
</script>
  </body>
</html>

The running effect is as follows

##Finally let’s take a look at other uses of the How to use Date objects in JavaScriptHow to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript object


We can also use the How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript object to get the current time in hours, minutes and seconds.

Let’s see a specific example

Display hours

Get the time of hour data of How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript object.
Since the current time is 14 o'clock, the result is displayed as 14.

The JavaScript code is as follows

var today = new How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript();
console.log(today.getHours());

The running result is as follows

##Display minutesHow to use Date objects in JavaScript

Since the current time is 46 minutes, the result is displayed as 46.
The JavaScript code is as follows

 var today = new How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript();
console.log(today.getMinutes());

The running result is as follows

##Display the number of seconds

How to use Date objects in JavaScript

JavaScript The code is as follows

var today = new How to use How to use How to use Date objects in JavaScript objects in JavaScript objects in JavaScript();
console.log(today.getSeconds())
The running effect is as follows

How to use Date objects in JavaScript





##

The above is the detailed content of How to use Date objects in JavaScript. For more information, please follow other related articles on the PHP Chinese website!

Statement：
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Previous article：How to connect strings in jsNext article：How to connect strings in js

Related articles

See more