<!DOCTYPE html>
<html>
<head>
<title>Membuat Form Validasi dengan Javascript - WWW.MALASNGODING.COM</title>
<link rel="stylesheet" type="text/css" href="style.css">
</head>
<body>
<center><h2>WWW.MALASNGODING.COM</h2></center>
<div class="login">
<form action="#" method="POST" onSubmit="validasi()">
<div>
<label>Nama Lengkap:</label>
<input type="text" name="nama" id="nama" />
</div>
<div>
<label>Email:</label>
<input type="email" name="email" id="email" />
</div>
<div>
<label>Alamat:</label>
<textarea cols="40" rows="5" name="alamat" id="alamat"></textarea>
</div>
<div>
<input type="submit" value="Daftar" class="tombol">
</div>
</form>
</div>
</body>
<script type="text/javascript">
function validasi() {
var nama = document.getElementById("nama").value;
var email = document.getElementById("email").value;
var alamat = document.getElementById("alamat").value;
if (nama != "" && email!="" && alamat !="") {
return true;
}else{
alert('Anda harus mengisi data dengan lengkap !');
}
}
</script>
</html>