javaScript验证提交
javaScript验证提交
看例:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<META NAME="Generator" CONTENT="EditPlus">
<META NAME="Author" CONTENT="">
<META NAME="Keywords" CONTENT="">
<META NAME="Description" CONTENT="">
<mce:script type="text/javascript"><!--
function operate(op){
//此处可以进行验证...
var form = document.getElementById("myform");
if(op == 'sel'){
alert("select");
form.action="/aa";
}else{
alert("delete");
form.action="/bb";
}
form.submit();
}
// --></mce:script>
</HEAD>
<BODY>
<form name="myForm" method="post" action="">
开始日期:<input name="startDate"/>
结束日期:<input name="endDate"/><br>
<button onclick="operate('sel')">查询</button>
<button onclick="operate('del')">删除</button>
</form>
</BODY>
</HTML>
下面这种也经常用:
<form name="myForm" method="post" action="" onsubmit="return method()">
//method return true 提交 false 不提交
</form>
相关文档:
在Visual Studio中,所有的ASP.NET 2.0控件都是自定义控件,创建自己的自定义控件一般需要完成以下三步。
(1)在站点APP_Code下创建一个新类;
(2)修改这个类,让它成为WebControl类(包含在System.Web.UI.WebControls命名空间)的派生类;
(3)重写基类(即WebControl类)的RenderContents()方法。
下面是一个最简单的ASP.NE ......
<mce:script type="text/javascript"><!--
function SetCookie(name,value,expire) {
var exp = new Date();
exp.setTime(exp.getTime() + expire);
document.cookie = name + "="+ escape (value) + ";expires=" + exp.toGMTString();
} ......
from http://niunan.javaeye.com/blog/248256
Page.ClientScript.RegisterStartupScript(Page.GetType(),"message", "<mce:script language='javascript' defer>alert('验证码输入错误!');</mce:script>"); ......
1.delete 运算符
对象删除一个属性,或数组中删除一个元素。将无用的内容删除以节省空间。
delete expression
example:
var person = new Object();
person.sex = "male";
alert(person.sex);
delete person.sex;
alert(person.sex);
2. ‘,' 运算符
var a = 2;
......
function get_cookie(Name)
{
var search = Name + "="
var returnvalue = "";
if (document.cookie.length > 0)
{
var offset = document.cookie.indexOf(search)
if (offset != -1)
{
&nbs ......