Regex for Unicode Character set

Regular Expressions to support unicode character sets.

by Rupesh Kokal

HTML

In below field you should be able to to type letters but not numbers<br>
<input type="text" name="field"  >
<button onclick="TestText();">
Test
</button>

CSS

https://jsfiddle.net/boilerplate/jquery#fork

JavaScript

function TestText()
{
	var ele = document.getElementsByName("field")[0];
	var val = ele.value;
  //var reg = new RegExp("^[\\p{L}\\d_]+$","u");
  var reg = /^[a-z\d_]+$/u;

  alert(reg.test(val));
  //onkeydown="return /\p{L}/u.test(event.key)"
}