console snippet to find all the forms on page

what-forms.js

toArray = function(itterable) { 
   return Array.prototype.slice.call(itterable)
}

toArray(document.querySelectorAll('form')).map(function(form) {
  let name = form.id 
            ? `#${form.id}` 
            : (form.classList.length > 0 
                  ? '.' + toArray(form.classList).join('.')
                  : 'form');

   let action = form.action ? form.action : 'self';

   return `${name} : ${form.method} : ${action}`;
})