// Example starter JavaScript for disabling form submissions if there are invalid fields

(function () {

'use strict'

// Fetch all the forms we want to apply custom Bootstrap validation styles to

var forms = document.querySelectorAll('.needs-validation')

// Loop over them and prevent submission

Array.prototype.slice.call(forms)

.forEach(function (form) {

form.addEventListener('submit', function (event) {

if (!form.checkValidity()) {

event.preventDefault()

event.stopPropagation()

}

form.classList.add('was-validated')

}, false)

})

})()