training push override

override_push.js

var someArray = []

someArray.push = function (element){
    //Do what you want here...
  if (element) {
    console.log (element)
  }
  return Array.prototype.push.apply(this,arguments);
}

document.addEventListener('submit', function(e) {
    someArray.push(e.target.id || 'unknown form')
    console.log('submitted')
    e.preventDefault()
})