javascript ES6模块
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import { projectId as id, projectName } from 'module.js';
console.log(`${id} has id: ${projectName}`);
export let projectId = 99;
export let projectName = 'BuildIt';
// lib/counter.js
export let counter = 1;
export function increment() {
counter++;
}
export function decrement() {
counter--;
}
// src/main.js
import * as counter from '../../counter';
console.log(counter.counter); // 1
counter.increment();
console.log(counter.counter); // 2
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