Answers for "write file node red"

get result and write to file node

const fs = require('fs');

fs.writeFileSync( '/myData.json', JSON.stringify(myData) );

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);
            }
      });