form prevent refresh on submit code example

Example 1: html prevent submit from reloading page

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

Example 2: prevent re submit form

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