fs rename file nodejs code example
Example 1: fs renaming files
const fs = require("fs")
fs.rename("./testfile.txt", "./newtestfile.txt", (err) => {
if (err) console.log(err)
})
Example 2: nodejs readfile
const fs = require('fs');
fs.readFile('/Users/joe/test.txt', 'utf8' , (err, data) => {
if (err) {
console.error(err);
return
}
console.log(data);
});
Example 3: fs.readfile
fs.readFile('filename', function read(err, data) {
if (err) {
throw err;
}
var content = data;
console.log(content);
});
Example 4: rename a file using node.js
const { join } = require('path');
const { readdirSync, renameSync } = require('fs');
const [dir, search, replace] = process.argv.slice(2);
const match = RegExp(search, 'g');
const files = readdirSync(dir);
files
.filter(file => file.match(match))
.forEach(file => {
const filePath = join(dir, file);
const newFilePath = join(dir, file.replace(match, replace));
renameSync(filePath, newFilePath);
});