Rename a lot of files in a folder

renameFileListInFolder.js

var dirFolder= 'TODO/'; 
var newName = 'TODO'

function renameFolder(dirFolder, newName){
  var fileList = fs.readdirSync(dirFolder);
  console.log('we found '+ fileList.length +' files')   
  for(var i=1 ;i<fileList.length; i++){
    fs.renameSync(dirFolder+fileList[i], newName);
  }
}