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ES6 module export and import syntax

Module export syntax

Variable export statements

Export uninitialized variables

// module.js
export var foo;

// main.js
import {foo} from './module.js';
console.log(foo);

Result:

undefined

Export numeric variables

// module.js
export var foo = 1;
export var bar = 1.0;

// main.js
import {foo, bar} from './module.js';
console.log(foo, bar);

Result:

1 1.1

Export string variables

// module.js
export var all = "World";
export var greeter = `Hello ${all}!`; // template string

// main.js
import {all, greeter} from './module.js';
console.log(all, greeter);

Result:

World Hello World!