VD test
by Sam Fereday
HTML
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery-validate/1.17.0/jquery.validate.min.js"></script>
<form class="cmxform" id="commentForm" method="get" action="">
<fieldset>
<legend>Please provide your name, email address (won't be published) and a comment</legend>
<p>
<label for="cname">Name (required, at least 2 characters)</label>
<input id="cname" name="name" type="text" data-test="55">
</p>
<p>
<label for="surname">Surname (required)</label>
<input id="surname" name="surname" type="text" required>
</p>
<p>
<input class="submit" type="submit" value="Submit">
</p>
</fieldset>
</form>
<script>
$("#commentForm").validate();
</script>
JavaScript
let dt = $('[data-test]');
dt.rules( "add", {
required: true,
minlength: dt.attr('data-test')
});