// Example starter JavaScript for disabling form submissions if there are invalid fields
(function () {
"use strict";
window.addEventListener(
"load",
function () {
// Fetch all the forms we want to apply custom Bootstrap validation styles to
var forms = document.getElementsByClassName("needs-validation");
// Loop over them and prevent submission
var validation = Array.prototype.filter.call(
forms,
function (form) {
form.addEventListener(
"submit",
function (event) {
if (form.checkValidity() === false) {
event.preventDefault();
event.stopPropagation();
}
form.classList.add("was-validated");
},
false
);
}
);
},
false
);
})();