const fs=require("fs")
const reader=fs.createReadStream("/Users/zmx/Downloads/day2-Solidity.pdf")
const writer=fs.createWriteStream(Date.now()+".pdf")
reader.pipe(writer)
/*let total=0
let data=""
reader.on("data",d => {
total+=d.length
writer.write(d)
})
reader.on("end",() => {
console.log(total)
})*/
Copy file in Node.js
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转载自blog.csdn.net/baidu_25845567/article/details/84895379
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