JSFiddle - React, Tailwind, and code Playground

by BilisimOgretmeni

HTML

<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
    <title>http://www.bilisimogretmeni.com/</title>
    <script type="text/javascript">
        function arttirma() {
            var deger = parseInt(document.getElementById('sayi').value);
           document.getElementById('sayi').value = deger + 1;
       }
       function sifirlama() {
           document.getElementById('sayi').value = "0";
       }
       function azaltma() {
           var deger = parseInt(document.getElementById('sayi').value);
           document.getElementById('sayi').value = deger - 1;
       }
    </script>
</head>
<body>
<input type="text" id="sayi" value="0" /><br />
<input type="button" value="Arttır" id="arttir"  onclick="arttirma()"/>
<input type="button" value="Sıfırla" id="sifirla" onclick="sifirlama()" />
<input type="button" value="Azalt" id="azalt"  onclick="azaltma()"/>
</body>
</html>