JSFiddle - React, Tailwind, and code Playground

by Rajesh Dixit

HTML

<input type="text" id="txt">
<button onclick="validate()">Validate</button>

JavaScript

function validate(){
	var regex= /^[\w- \xC0-\xFF]+$/i;
  var value = document.getElementById("txt").value;
  regex.test(value)?alert("valid"):alert("incorrect")
}