fs.writefile
const fs = require('fs');
fs.writeFile("/tmp/test", "Hey there!", function(err) {
if(err) {
return console.log(err);
}
console.log("The file was saved!");
});
// Or
fs.writeFileSync('/tmp/test-sync', 'Hey there!');writefile in node js
// write_stream.js
const fs = require('fs');
let writeStream = fs.createWriteStream('secret.txt');
// write some data with a base64 encoding
writeStream.write('aef35ghhjdk74hja83ksnfjk888sfsf', 'base64');
// the finish event is emitted when all data has been flushed from the stream
writeStream.on('finish', () => {
console.log('wrote all data to file');
});
// close the stream
writeStream.end();javascript fs write file with folder
var path = require('path'),
fs = require('fs');
function ensureDirectoryExistence(filePath) {
var dirname = path.dirname(filePath);
if (fs.existsSync(dirname)) {
return true;
}
ensureDirectoryExistence(dirname);
fs.mkdirSync(dirname);
}write files in Node.js
var fs = require('fs');
var txt = '\n' + tkn_psid_id + ':' + assetUrl;
var folderName = '/duplicates/bugging/videobug/' + tkn_psid_id + '.txt';
fs.appendFile(folderName, txt, function (err) {
if (err) {
console.log('Append Error');
} else {
console.log('DuplicateFolder' + folder);
}
});how to write to a file with javascript without nodejs
function convertToJSON() {
var firstname = document.getElementById('firstname').value;
var lastname = document.getElementById('lastname').value;
var email = document.getElementById('email').value;
var jsonObject = {
"FirstName": firstname,
"LastName": lastname,
"email": email
}
document.getElementById('output').value = JSON.stringify(jsonObject)
}
function saveToFile() {
convertToJSON();
var jsonObjectAsString = document.getElementById('output').value;
var blob = new Blob([jsonObjectAsString], {
//type: 'application/json'
type: 'octet/stream'
});
console.log(blob);
var anchor = document.createElement('a')
anchor.download = "user.json";
anchor.href = window.URL.createObjectURL(blob);
anchor.innerHTML = "download"
anchor.click();
console.log(anchor);
document.getElementById('output').append(anchor)
}Copyright © 2021 Codeinu
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