Email信息发送[带email合法性校验]

Email信息发送[带email合法性校验]

把以下代码放在<head></head>之间：

<!--

function validate_form() {

validity = true;

if (!check_empty(document.form.NAME.value))

{ validity = false; alert(姓名栏未填!'); }

if (!check_email(document.form.EMAIL.value))

{ validity = false; alert('Email地址未填!'); }

if (!check_url(document.form.URL.value))

{ validity = false; alert('URL栏未填!'); }

if (!check_empty(document.form.DESCRIPTION.value))

{ validity = false; alert('Description栏未填!'); }

if (validity)

alert ("进入要求已经验证. "

+ "表单已经通过浏览器"

+ "发送到子系统.");

return validity;

}

function check_empty(text) {

return (text.length > 0);

}

function check_email(address) {

if ((address == "")

|| (address.indexOf ('@') == -1)

|| (address.indexOf ('.') == -1))

return false;

return true;

}

function check_url(address) {

if ((address == "")

|| (address.indexOf ('http://') == -1)

|| (address.indexOf ('.') == -1))

return false;

return true;

}

// -->

</script>
把以下代码放在<body></body>之间：

<form name="form" method="post" action="邮箱地址?SUBJECT=主题"

enctype="text/plain" onSubmit="return validate_form()">

姓名:<br><input type="text" size=50 name="NAME"><br>

邮箱:<br><input type="text" size=50 name="EMAIL"><br>

网址:<br><input type="text" size=50 name="URL"><br>

描述:<br>