JSFiddle - React, Tailwind, and code Playground

by villard

HTML

<script src="http://ajax.googleapis.com/ajax/libs/jqueryui/1.10.3/jquery-ui.min.js"></script>
<input id="t" />

JavaScript

$(function(){
    $('#t').keypress(function(e){
        var txt = String.fromCharCode(e.which);
        console.log(txt + ' : ' + e.which);
        if(!txt.match(/[A-Za-z0-9+#.]/))//+#-.
        {
            return false;
        }
    });
});