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Javascript
JS 参数传递的实际应用代码分析
prototype与jquery下Ajax实现的差别
用JS写的简单的计算器实现代码
javascript 数组操作实用技巧
JavaScript 中级笔记 第二章
JavaScript 中级笔记 第三章
JavaScript 中级笔记 第四章 闭包
JavaScript 中级笔记 第五章 面向对象的基础
Mootools 1.2教程 函数
Mootools 1.2教程 事件处理
通过Mootools 1.2来操纵HTML DOM元素
Mootools 1.2教程 设置和获取样式表属性
Mootools 1.2教程 输入过滤第一部分(数字)
Mootools 1.2教程 输入过滤第二部分(字符串)
Mootools 1.2教程 Fx.Tween的使用
Mootools 1.2教程 Fx.Morph、Fx选项和Fx事件
MooTools 1.2中的Drag.Move来实现拖放
Mootools 1.2教程 正则表达式
Mootools 1.2教程 定时器和哈希简介
Mootools 1.2教程 滚动条(Slider)

Javascript 中的 摘自启点的main.js


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-09-12   浏览: 444 ::
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来自启点的js,主要包括字符串的trim,cookies设置等 String.prototype.trim = function()
{
return this.replace(/(^\s*)|(\s*$)/g, "");
}
String.prototype.len=function()
{
return this.replace(/[^\x00-\xff]/g,'aa').length;
}
function StringBuilder(value)
{
this.strings = new Array("");
this.append(value);
}
// Appends the given value to the end of this instance.
StringBuilder.prototype.append = function (value)
{
if (value)
{
this.strings.push(value);
}
}
// Clears the string buffer
StringBuilder.prototype.clear = function ()
{
this.strings.length = 1;
}
// Converts this instance to a String.
StringBuilder.prototype.toString = function ()
{
return this.strings.join("");
}
//string format prototype
// sample: var test="my name is {0} {2} " ;
// alert(test.format('liang','zhonghua');
if (!String._FORMAT_SEPARATOR){
String._FORMAT_SEPARATOR = String.fromCharCode(0x1f);
String._FORMAT_ARGS_PATTERN = new RegExp('^[^' + String._FORMAT_SEPARATOR + ']*'
+ new Array(100).join('(?:.([^' + String._FORMAT_SEPARATOR + ']*))?'));
}
if (!String.format)
{
String.format = function (s){
return Array.prototype.join.call(arguments, String._FORMAT_SEPARATOR).
replace(String._FORMAT_ARGS_PATTERN, s);
}
}
if (!''.format)
{
String.prototype.format = function (){
return (String._FORMAT_SEPARATOR +
Array.prototype.join.call(arguments, String._FORMAT_SEPARATOR)).
replace(String._FORMAT_ARGS_PATTERN, this);
}
}
//end string format
function checkLoginByCookie()
{
var cookieId="AUTHTEST";
if(window.location.href.toLowerCase().indexOf("qidian.com") > -1)
{
cookieId="cmfuToken";
}
if((GetCookie(cookieId)!=null && GetCookie(cookieId).length > 0 ))
{
return true;
}
else
{
if(GetCookie('cmfu_al') != null && GetCookie('cmfu_al').length > 0)
{
return true;
}
}
return false;
}
function getUrlParam(name)
{
var reg = new RegExp("(^|&)"+ name +"=([^&]*)(&|$)","i");
var r = window.location.search.substr(1).match(reg);
if (r!=null)
{
return unescape(r[2]);
}
else
{
return null;
}
}
function $(objName)
{
if(document.getElementById)
{
return document.getElementById(objName );
}
else if(document.layers)
{
return eval("document.layers['" + objName +"']");
}
else
{
return eval('document.all.' + objName);
}
}
function DateAdd(BaseDate, interval, DatePart)
{
var dateObj = new Date(BaseDate.replace("-",","));
var millisecond=1;
var second=millisecond*1000;
var minute=second*60;
var hour=minute*60;
var day=hour*24;
var year=day*365;
var newDate;
var dVal = new Date(dateObj)
var dVal=dVal.valueOf();
switch(DatePart)
{
case "ms": newDate=new Date(dVal+millisecond*interval); break;
case "s": newDate=new Date(dVal+second*interval); break;
case "mi": newDate=new Date(dVal+minute*interval); break;
case "h": newDate=new Date(dVal+hour*interval); break;
case "d": newDate=new Date(dVal+day*interval); break;
case "y": newDate=new Date(dVal+year*interval); break;
default: return escape("日期格式不对");
}
newDate = new Date(newDate);
return newDate.getFullYear() + "-" + (newDate.getMonth() + 1) + "-" + newDate.getDate() ;
}
//增加当前日期的天数
Date.prototype.AddDays=function (interval)
{
var dateObj = this;
var millisecond=1;
var second=millisecond*1000;
var minute=second*60;
var hour=minute*60;
var day=hour*24;
var year=day*365;
var newDate;
var dVal = new Date(dateObj)
var dVal=dVal.valueOf();
newDate=new Date(dVal+day*interval);
newDate = new Date(newDate);
return newDate
}
function SetCookie(name, value)
{
var argv = SetCookie.arguments;
var argc = SetCookie.arguments.length;
var expires = (argc > 2) ? argv[2].toGMTString() : (new Date()).AddDays(30).toGMTString();;
var path = (argc > 3) ? argv[3] : "/";
var domain = (argc > 4) ? argv[4] : null;
var secure = (argc > 5) ? argv[5] : false;

var content = name + "=" + escape(value) + ";";
if(expires != null)
{
content += " expires=" + expires + ";";
}
if(path != null)
{
content += " path=" + path + ";";
}
if(domain != null)
{
content += " domain=" + domain + ";";
}

document.cookie = content;

}
function GetCookie(cookieName)
{
var cookieString = document.cookie;
var start = cookieString.indexOf(cookieName + '=');

// 加上等号的原因是避免在某些 Cookie 的值里有
// 与 cookieName 一样的字符串。
if (start == -1) // 找不到
return null;
start += cookieName.length + 1;
var end = cookieString.indexOf(';', start);
if (end == -1) return unescape(cookieString.substring(start));
return unescape(cookieString.substring(start, end));
}

/*文本框得到焦点*/
function TextBoxOnFocus(txtControl,strDefaultText)
{
if (txtControl.value==strDefaultText)
txtControl.value="";
}
/*文本框失去焦点*/
function TextBoxOnBlur(txtControl,strDefaultText)
{
if (txtControl.value.replace(/(^[\s]*)|([\s]*$)/g,"")=="")
txtControl.value=strDefaultText;
}

/*功能:弹出群发消息窗口*/
function MultiSendWin(subject,content)
{
var win =window.open(uploadURL+"?subject=" + subject + "&content=" +content,"","menubar=no,width=480,height=550,resizeable=no","");
return false;
}

/*功能:弹出留言窗口
function SpaceSendMsg(toUserId)
{
var win =window.open(spaceSendMsgURL+"?toUserId=" + toUserId,"","menubar=no,width=500,height=400,resizeable=no","");
return false;
}
*/
function ShowServerMessage(result)
{
eval(result.value);
}
//回车提交表单
function KeydownSubmitForm(btnId)
{
var btn=document.getElementById(btnId);
if (btn!=null&& event.keyCode== 13)
{
event.returnValue=false;
event.keyCode=9;
btn.click();
}
}
//ReadChapter -抵用券js
function MDown(Object){
Obj=Object.id
document.all(Obj).setCapture()
pX=event.x-document.all(Obj).style.pixelLeft;
pY=event.y-document.all(Obj).style.pixelTop;
}
function MMove(){
if(Obj!=''){
document.all(Obj).style.left=event.x-pX;
document.all(Obj).style.top=event.y-pY;
}
}
function MUp(){
if(Obj!=''){
document.all(Obj).releaseCapture();
Obj='';
}
}
//关闭抵用券信息
function LayerClose(divDiscount){
document.getElementById(divDiscount).style.visibility="hidden";
}
//显示抵用券信息
function LayerShow(divDiscount,discountPrize){
var prizeUI = document.getElementById(divDiscount);
prizeUI.style.left = screen.width-530;
prizeUI.style.top = screen.Height - 480;
prizeUI.style.visibility="visible";
document.getElementById("lblPrize1").innerHTML=discountPrize;
document.getElementById("lblPrize2").innerHTML=discountPrize;
window.setInterval("LayerClose('" + divDiscount + "')",15000);
}
//帮助masterpage用
function HideMenu(menuid)
{
var obj = document.getElementById(menuid);
if(obj.style.display == "none")
{
obj.style.display = "";
}
else
{
obj.style.display = "none";
}
if(obj.style.display == "")
{
var tmpId = "M0";
for(var i = 1 ; i <= 9; i++)
{
var myid = tmpId + i;
if(myid != menuid)
{
document.getElementById(myid).style.display = "none";
}
}
}
}
/* div login */
function ShowLoginDiv()
{
var builder = new StringBuilder();
builder.append("<table border='0' cellpadding='0' cellspacing='0'>");
builder.append("<tr class='TitleTR'>");
builder.append("<td align='left'>");
builder.append("登录");
builder.append("</td>");
builder.append("<td align='right'>");
builder.append("<span title='关闭' onclick='HideLoginMask();'>×</span>");
builder.append("</td>");
builder.append("</tr>");
builder.append("<tr>");
builder.append("<td colspan='2'>");
builder.append("<iframe src='/DivUserLogin.aspx' width='225px' height='125px' name='loginFrame' ");//src=''
builder.append("id='loginFrame' frameborder='0' scrolling='no'></iframe>");
builder.append("</td>");
builder.append("</tr>");
builder.append("</table>");
//window.top.scrollTo(0,0);
document.getElementById("DivMask").style.height=document.body.scrollHeight;
document.getElementById("DivMask").style.width=document.body.scrollWidth;
document.getElementById("DivMask").style.display = 'block';
document.getElementById("DivLogin").style.display = "block";
document.getElementById("DivLogin").innerHTML = builder.toString();
ScrollDiv();
window.onscroll=ScrollDiv;
window.onresize=ScrollDiv;
window.onload=ScrollDiv;
}
function HideLoginMask()
{
document.getElementById("DivMask").style.display="none";
document.getElementById("DivLogin").style.display="none";
}
/*随屏幕滚动*/
function ScrollDiv()
{
if($("DivLogin"))
{
document.getElementById("DivLogin").style.top=(document.body.scrollTop+
(document.body.clientHeight-document.getElementById("DivLogin").offsetHeight)/2)+"px";
document.getElementById("DivLogin").style.left=(document.documentElement.scrollLeft+
(document.body.clientWidth-document.getElementById("DivLogin").offsetWidth)/2)+"px";
}
if($("AddMark"))
{
// if(!event )
// return;
$("AddMark").style.top=document.body.clientHeight + document.body.scrollTop-200
$("AddMark").style.left=document.body.clientWidth-56;
$("AddMark").style.display='';
// (document.body.clientHeight-$("AddMark").offsetHeight)/2)+"px";
if($("MonthVoteTip"))
{
//$("MonthVoteTip").style.top=document.body.scrollTop+document.body.clientHeight-$("MonthVoteTip").offsetHeight+"px";
$("MonthVoteTip").style.top = getPosition($("AddMark")).y - $("AddMark").offsetHeight + "px";
}
}
}
function AutoScroll()
{
window.onscroll=ScrollDiv;
window.onresize=ScrollDiv;
window.onload=ScrollDiv;
}
function getPosition(el)
{
for (var lx=0,ly=0;el!=null;lx+=el.offsetLeft,ly+=el.offsetTop,el=el.offsetParent);
return {x:lx,y:ly}
}
/* 2007-11-28 XuJian */
//截取字符串 包含中文处理
//(串,长度,增加...)
function subString(str, len, hasDot)
{
var newLength = 0;
var newStr = "";
var chineseRegex = /[^\x00-\xff]/g;
var singleChar = "";
var strLength = str.replace(chineseRegex,"**").length;
for(var i = 0;i < strLength;i++)
{
singleChar = str.charAt(i).toString();
if(singleChar.match(chineseRegex) != null)
{
newLength += 2;
}
else
{
newLength++;
}
if(newLength > len)
{
break;
}
newStr += singleChar;
}
if(hasDot && strLength > len)
{
newStr += "...";
}
return newStr;
}
/* 2007-10-26 14:20 Get String Lenth(include chinese character) */
function GetStringLength(strObj)
{
return strObj.replace(/[^\x00-\xff]/g,"**").length;
}
function addMark(title,url) {
try{
if (window.sidebar) {
window.sidebar.addPanel(title, url,"");
} else if( document.all ) {
window.external.AddFavorite( url, title);
} else if( window.opera && window.print ) {
return true;
}
}catch(e)
{
alert("您的浏览器安全设置不允许该项操作")
}
}