如何在Node.js中encode一个字符串呢?是否也像在PHP中使用base64_encode()一样简单? 在Node.js中有许多encoding字符串的方法,而不用像在JavaScript中那样定义各种不同的全局函数.下面是如何在Node.js中将一个普通字符串encode成Base64格式的代码: var b = new Buffer('JavaScript'); var s = b.toString('base64'); // SmF2YVNjcmlwdA== 下面是decode b…
NAIO & Node.js All In One Node.js Tutorials https://nodejs.org/en/docs/ https://nodejs.org/en/docs/guides/ https://nodejs.org/en/docs/guides/#general https://nodejs.org/en/docs/guides/getting-started-guide/ https://nodejs.org/en/docs/guides/#node-js-…
We'll read a csv file in node.js both synchronously, and asynchronously. The file we're reading is a plain text, utf8 file - but you can also use fs.readFile to read a binary file as a buffer. We'll look at the differences between readFile and readFi…
In node.js, you can require fs, and then call fs.writeFile with the filename, and data to write to that file (as a string or a buffer). That will overwrite the entire file, so to just append that data to the file instead, pass an options object with…
node.js delete directory & file system delete a not empty directory https://nodejs.org/api/fs.htm fs.rmdir(path[, options], callback) fs.rmdirSync(path[, options]) recursive: true In a Node.js application, you can use the fs.rmdir() method to delete…