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- const fs = require('fs')
- const filepath = './tempfil.txt'
- const fileContent = '测试内容....'
- // 回调写入文件
- fs.writeFile(filepath, fileContent, (err) => {
- console.log(err)
- });
- fs.readFile(filepath, {encoding: 'utf-8'}, (err, data) => {
- if(err) {
- console.log(err)
- }
- else {
- console.log(data) // 输出 buffer 十六进制
- }
- })
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