Email form validation : Form Validation « Form Control « JavaScript DHTML
- JavaScript DHTML
- Form Control
- Form Validation
Email form validation
<html>
<head>
<title>JavaScript E-mail-form interface</title>
<script language="JavaScript">
<!--
function sendMail() {
if (document.forms[0].recipient.value == "") {
alert("No recipient has been specified!");
return false;
}
if (document.forms[0].message.value == "") {
alert("No message has been entered!");
return false;
}
if (document.forms[0].subject.value == "") {
document.forms[0].subject.value = "No subject";
return false;
}
document.forms[0].action = "mailto:" +document.forms[0].recipient.value + "?subject=" + document.forms[0].subject.value;
return true;
}
//-->
</script>
</head>
<body>
<basefont size=3>
<h2>E-mail form<hr></h2>
<b>send mail</b> button.<p>
<form method="post" enctype="text/plain">
<table border=0>
<tr>
<td align="right"><b>To:</b></td>
<td><input type="text" name="recipient" size=60>
</td>
</tr>
<tr>
<td align="right"><b>Subject:</b></td>
<td><input type="text" name="subject" size=60></td>
</tr>
<tr valign="top">
<td><textarea name="message" rows=4 cols=60></textarea></td>
</tr>
</table>
<hr>
<input type="submit" value="Send mail" onClick="sendMail()">
</form>
</body>
</html>
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