Server response shape
validator.setErrors({
email: "This email is already registered.",
form: "Your session expired. Reload the page."
});Server demo
Server Errors
Apply server-provided field and form messages after a failed request.
Back to demo galleryDeveloper notes
Server responses can add field-level and form-level errors after client-side validation has already run.
Announce errors
document.getElementById("mock-server").addEventListener("click", () => {
validator.setErrors({
email: "This email is already registered.",
form: "Your session expired. Reload the page."
});
validator.focusOnError();
});