JSFiddle - React, Tailwind, and code Playground

by vi161

HTML

<form>
        <input type="text" name="nok" class="nok" >
        <input type="submit" id="submit_button" >
</form>
<p class="valid-no">
    NO VALID
</p>

CSS

.valid-no {
  
}

JavaScript

$.validator.addMethod("nok", function(value,element) {
    return !/^\bnok\b$/.test(value);
}, 'Must not be nok!');
// connect it to a css class
$.validator.addClassRules({
    nok : { nok : true }    
});
$("form").validate({
    submitHandler: function () {
        alert('successful submit');
    }
});