By using require(./filename)
I can include and execute the code inside filename without any export defined inside filename itself.
What is the equivalent in ES6 using import
?
Thanks
One of the major differences between require() and import() is that require() can be called from anywhere inside the program whereas import() cannot be called conditionally, it always runs at the beginning of the file. To use the require() statement, a module must be saved with . js extension as opposed to .
The major difference between require and import , is that require will automatically scan node_modules to find modules, but import , which comes from ES6, won't. Most people use babel to compile import and export , which makes import act the same as require . The future version of Node.
The require() method is used to load and cache JavaScript modules. So, if you want to load a local, relative JavaScript module into a Node. js application, you can simply use the require() method. Example: var yourModule = require( "your_module_name" ); //.js file extension is optional.
The equivalent is simply:
import "./filename";
Here are some of the possible syntax variations:
import defaultMember from "module-name"; import * as name from "module-name"; import { member } from "module-name"; import { member as alias } from "module-name"; import { member1 , member2 } from "module-name"; import { member1 , member2 as alias2 , [...] } from "module-name"; import defaultMember, { member [ , [...] ] } from "module-name"; import defaultMember, * as name from "module-name"; import "module-name";
SOURCE: MDN
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