Answers for "Prevent page refresh on form submit javascript"

html prevent submit from reloading page

<form onSubmit="return false; // Returning false stops the page from reloading">
	<button type="submit"></button>
</form>

jquery submit refresh page stop

$("#prospects_form").submit(function(e) {
    e.preventDefault(); // <==stop page refresh==>
});

submit() refreshes the page

<form onsubmit="return false;">Form stuff in here</form>

prevent re submit form on refresh javascript

<script>
    if ( window.history.replaceState ) {
        window.history.replaceState( null, null, window.location.href );
    }
</script>

javascript stop the form from reloading

Use <button type="button"> to override default submission behavior
Use event.preventDefault() in the onSubmit event to prevent form submission