Mastering Date Manipulation in JavaScript with Day.js
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Chapter 1: Introduction to Day.js
Day.js is a powerful JavaScript library designed for seamless date manipulation within applications. In this article, we will explore various methods to handle dates using Day.js effectively.
Section 1.1: Parsing Native JavaScript Date Objects
To begin, we can utilize native JavaScript date objects as parameters in the dayjs function. Here’s how you can do it:
const d = new Date(2020, 8, 18);
const dt = dayjs(d);
console.log(dt);
Section 1.2: Converting Plain JavaScript Objects to Dates
To convert standard JavaScript objects into date formats, the objectSupport plugin comes in handy. Here’s an example of its usage:
const dayjs = require("dayjs");
const objectSupport = require("dayjs/plugin/objectSupport");
dayjs.extend(objectSupport);
const dt = dayjs({
year: 2020,
month: 3,
day: 5,
hour: 15,
minute: 10,
second: 3,
millisecond: 123
});
console.log(dt);
In this example, we import both the Day.js library and the objectSupport plugin, enabling us to convert an object into a date format.
Subsection 1.2.1: Understanding the Object Support Plugin
Section 1.3: Converting JavaScript Arrays into Dates
Day.js also includes the ArraySupport plugin, which allows the parsing of an array of numbers into dates. Here’s how you can implement this:
const dayjs = require("dayjs");
const arraySupport = require("dayjs/plugin/arraySupport");
dayjs.extend(arraySupport);
const dt = dayjs([2020, 1, 14, 15, 25, 50, 125]);
console.log(dt);
In this snippet, we first import Day.js and the arraySupport plugin. By extending Day.js with this plugin, we can parse an array into a date format. Remember, the array should follow the order: year, month, day, hour, minutes, seconds, and milliseconds.
Chapter 2: Conclusion
Day.js provides an efficient way to manage dates in JavaScript applications. By leveraging its plugins, developers can easily parse and manipulate various data types to suit their needs.
In this video, we delve into common StackOverflow queries regarding date manipulation in JavaScript using Day.js, promises, and MySQL.
This video guides you through formatting dates in JavaScript using the DAY.JS library, making date handling straightforward and efficient.
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