Javascript TextBox sadece Sayı Girme 


HTML

<html>
<head></head>
<body>
    <div>
        Enter only Numbers: 
        <input type="text" id="tbNumbers" value=""
            onkeypress="javascript:return isNumber(event)" />
    </div>
</body>



Script

<script>
    // WRITE THE VALIDATION SCRIPT IN THE HEAD TAG.
    function isNumber(evt) {
        var iKeyCode = (evt.which) ? evt.which : evt.keyCode
        if (iKeyCode != 46 && iKeyCode > 31 && (iKeyCode < 48 || iKeyCode > 57))
            return false;

        return true;
    }    
</script>
</html>

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