<script src="jquery-1.7.2.min.js" type="text/javascript"></script> <script type="text/jscript">
function notnull() {
var count = 0;
$("input[type=text]").each(function () {
if ($(this).val() == '')
{ alert('请填写完整信息!'); count++; return false; }
});
if (count > 0) { return false; }
}
</script>
<body>
<form id="form1" runat="server">
<div>
<input id="Text1" type="text" /><br />
<input id="Text2" type="text" /><br />
<input id="Text3" type="text" /><br />
<input type="submit" id = "handon" value=" 提交用户 " runat ="server" onclick="return notnull()" onserverclick="Addnew" />
<asp:Button ID="Button1" runat="server" Text="Button" onclick="Addnew" />
</div>
</form>
</body>
后台代码 Addnew事件:
protected void Addnew(object sender, EventArgs e)
{
Response.Write("<script>alert('用户名和密码不能为空!')</script>");
}
填写部分信息:
填写全部信息: