7.
// one line comments
/* this is a multiline comment. Its useful for
longer comments and also to block out segments
of code when you’re testing */
alert("Hello me");
15. <!-- file: P10-2-Write.html -->
<html>
<head>
<title>P10-2: Belajar JavaScript</title>
</head>
<body>
Belajar menulis JavaScript<br>
<script type="text/javascript">
<!--
document.write("<b>JavaScript</b> dapat ditulis");
document.write(" dalam tag <u>head</u> maupun
<u>body</u><br>");
-->
</script>
Semua <i>browser</i> modern dapat menjalankan
JavaScript
</body>
</html>
17. <!-- file: P10-3-PopUp.html -->
<html>
<head>
<title>P10-3: PopUp Box JavaScript</title>
<script type="text/javascript">
function CobaAlert() {
alert("Pengembangan Aplikasi Web Lanjut");
}
function CobaConfirm() {
var jawaban = confirm("Anda sudah belajar ?");
if (jawaban == 1) { // Jika memilih OK
alert("Anda jawab Ya.");
} else{ // Jika memilih Cancel
alert("Anda jawab Tidak.");
}
}
18. function CobaPrompt() {
var nama = prompt("Siapa nama Anda ?", "");
alert ("Selamat datang, " + nama);
}
</script>
</head>
<body>
<input type="button" onclick="CobaAlert()"
value="Alert" />
<input type="button" onclick="CobaConfirm()"
value="Confirm" />
<input type="button" onclick="CobaPrompt()"
value="Prompt" />
</body>
</html>
23.
function PerkalianAngka () {
bil1 = prompt("Angkanya ialah bla bla", "");
bil2 = prompt("Angkanya ialah bla bla", "");
hasil = bil1 * bil2;
alert (" bla bla bla ");
}
