var form = document.querySelector('form');
form.addEventListener('submit',function(e){
e.preventDefault();
if(validation(e)){
table();
}
})
function validation(e) {
e.target.querySelectorAll('input').forEach(function(el){
if(!el.value){
el.classList.add('invalid');
return false
} else{
el.classList.remove('invalid')
}
return true
})
}
function table(){
var pass = document.getElementById('pass_id').value;
document.write(pass)
}.on(‘afterChange’, ...