JSFiddle - React, Tailwind, and code Playground

HTML

<form role="form" class="form-inline" id="formlock">
    <div class="form-group col-lg-12">
       <input type="password" placeholder="Ĺžifre" name="pass" class="form-control lock-input">
         <button class="btn btn-lock" type="button" id="btnlock">
               <i class="fa fa-arrow-right"></i>
          </button>
     </div>
</form>

JavaScript

/*I want Ajax to work when you press enter */
$("#formlock input").keypress(function(event){
    var keycode = (event.keyCode ? event.keyCode : event.which);
    if(keycode == '13'){
        alert('you press enter');
    }
});