用require可以引入第三方模块,但是用import引入会报错
import thenFs from 'then-fs'
thenFs.readFile('./file/1.txt', 'utf8').then(res => {
console.log(res)
return thenFs.readFile('./file/2.txt', 'utf8')
}).then(res => {
console.log(res)
return thenFs.readFile('./file/3.txt', 'utf8')
}).then(res => {
console.log(res)
})
