Kiểm tra định dạng email bằng Javascript

let isEmailAddress = val => {
	return /^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$/.test(val) || /w+([-+.]w+)*@w+([-.]w+)*.w+([-.]w+)*/.test(val);
}
console.log(isEmailAddress('gmail.com@.com'))//false
console.log(isEmailAddress('gmail.com@gm.com'))//true

Có thể bạn đã miss một số snippets code

Convert Array-like to True Array

Random String

Random String với độ dài tuỳ chọn

Callback in javascript

try/catch es10

An update for developer convience allows the use of try/catch without an explicit e Error reference in the catch call.

Spread Operator for Objects

Using the spread operator during an Object declaration will assign the properties of the referenced Object to the new Object.