选择题【1480/1530】输出是什么?
1// counter.js 2let counter = 10; 3export default counter; 4 5// index.js 6import myCounter from './counter'; 7myCounter += 1; 8console.log(myCounter);
难度：
2021-07-02 创建本题为“单选题”
1// counter.js 2let counter = 10; 3export default counter; 4 5// index.js 6import myCounter from './counter'; 7myCounter += 1; 8console.log(myCounter);
本题为“单选题”
