Answers for "fs unlinkSync"

delete with unlinksync node

const fs = require('fs')

const path = './file.txt'

try {
  fs.unlinkSync(path)
  //file removed
} catch(err) {
  console.error(err)
}

fs.unlink

fs.unlink(“fileName”, function (err) {
  if (err) throw err;
  console.log(delete!');
});

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!');

nodejs readfile

const fs = require('fs');

fs.readFile('/Users/joe/test.txt', 'utf8' , (err, data) => {
  if (err) {
    console.error(err);
    return
  }
  console.log(data);
});