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javascript 常用代码大全3

2011年04月28日 ⁄ 综合 ⁄ 共 10200字 ⁄ 字号 评论关闭

二、功能类

1、时间与相关控件类
  1.1
日历
  1.2
时间控件
  1.3
万年历
  1.4
显示动态显示时钟效果(文本,如OA中时间)
  1.5
显示动态显示时钟效果 (图像,像手表)
2
、表单类
  2.1
自动生成表单
  2.2
动态添加,修改,删除下拉框中的元素
  2.3
可以输入内容的下拉框
  2.4
多行文本框中只能输入iMax文字。如果多输入了,自动减少到iMax个文字(多用于短信发送)
 
3
、打印类
  3.1
打印控件
4
、事件类
  4.1
屏蔽右键
  4.2
屏蔽所有功能键
  4.3 -->
<-- F5 F11,F9,F1
  4.4
屏蔽组合键ctrl+N
5
、网页设计类
  5.1
连续滚动的文字,图片(注意是连续的,两段文字和图片中没有空白出现)
  5.2 html
编辑控件类
  5.3
颜色选取框控件
  5.4
下拉菜单
  5.5
两层或多层次的下拉菜单
  5.6
仿IE菜单的按钮。(效果如rongshuxa.com的导航栏目)
  5.7
状态栏,title栏的动态效果(例子很多,可以研究一下)
  5.8
双击后,网页自动滚屏
6
、树型结构。
  6.1 asp+SQL

  6.2 asp+xml+sql

  6.3 java+sql
或者java+sql+xml
7
、无边框效果的制作
8
、连动下拉框技术
9
、文本排序
10
,画图类,含饼、柱、矢量贝滋曲线
11
,操纵客户端注册表类
12
DIV层相关(拖拽、显示、隐藏、移动、增加)
13
TABLAE相关(客户端动态增加行列,模拟进度条,滚动列表等)
14
,各种<object classid=>相关类,如播放器,flash与脚本互动等
16,
刷新/模拟无刷新 异步调用类(XMLHttpiframe,frame

画图:
<OBJECT
id=S
style="LEFT: 0px; WIDTH: 392px; TOP: 0px; HEIGHT: 240px"
height=240
width=392
classid="clsid:369303C2-D7AC-11D0-89D5-00A0C90833E6">
</OBJECT>
<SCRIPT>
S.DrawingSurface.ArcDegrees(0,0,0,30,50,60);
S.DrawingSurface.ArcRadians(30,0,0,30,50,60);
S.DrawingSurface.Line(10,10,100,100);
</SCRIPT>
写注册表:
<SCRIPT>
var WshShell = WScript.CreateObject("WScript.Shell");
WshShell.RegWrite ("HKCU\\Software\\ACME\\FortuneTeller\\", 1, "REG_BINARY");
WshShell.RegWrite ("HKCU\\Software\\ACME\\FortuneTeller\\MindReader", "Goocher!", "REG_SZ");
var bKey =    WshShell.RegRead ("HKCU\\Software\\ACME\\FortuneTeller\\");
WScript.Echo (WshShell.RegRead ("HKCU\\Software\\ACME\\FortuneTeller\\MindReader"));
WshShell.RegDelete ("HKCU\\Software\\ACME\\FortuneTeller\\MindReader");
WshShell.RegDelete ("HKCU\\Software\\ACME\\FortuneTeller\\");
WshShell.RegDelete ("HKCU\\Software\\ACME\\");
</SCRIPT>
TABLAE相关(客户端动态增加行列)
<HTML>
<SCRIPT LANGUAGE="JScript">
function numberCells() {
    var count=0;
    for (i=0; i < document.all.mytable.rows.length; i++) {
        for (j=0; j < document.all.mytable.rows(i).cells.length; j++) {
            document.all.mytable.rows(i).cells(j).innerText = count;
            count++;
        }
    }
}
</SCRIPT>
<BODY onload="numberCells()">
<TABLE id=mytable border=1>
<TR><TH>&nbsp;</TH><TH>&nbsp;</TH><TH>&nbsp;</TH><TH>&nbsp;</TH></TR>
<TR><TD>&nbsp;</TD><TD>&nbsp;</TD><TD>&nbsp;</TD><TD>&nbsp;</TD></TR>
<TR><TD>&nbsp;</TD><TD>&nbsp;</TD><TD>&nbsp;</TD><TD>&nbsp;</TD></TR>
</TABLE>
</BODY>
</HTML>

1.身份证严格验证:

<script>
var aCity={11:"
北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江",31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"西藏",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外"}
 
function cidInfo(sId){
var iSum=0
var info=""
if(!/^\d{17}(\d|x)$/i.test(sId))return false;
sId=sId.replace(/x$/i,"a");
if(aCity[parseInt(sId.substr(0,2))]==null)return "Error:
非法地区";
sBirthday=sId.substr(6,4)+"-"+Number(sId.substr(10,2))+"-"+Number(sId.substr(12,2));
var d=new Date(sBirthday.replace(/-/g,"/"))
if(sBirthday!=(d.getFullYear()+"-"+ (d.getMonth()+1) + "-" + d.getDate()))return "Error:
非法生日";
for(var i = 17;i>=0;i --) iSum += (Math.pow(2,i) % 11) * parseInt(sId.charAt(17 - i),11)
if(iSum%11!=1)return "Error:
非法证号";
return aCity[parseInt(sId.substr(0,2))]+","+sBirthday+","+(sId.substr(16,1)%2?"
":"")
}
document.write(cidInfo("380524198002300016"),"<br/>");
document.write(cidInfo("340524198002300019"),"<br/>")
document.write(cidInfo("340524197711111111"),"<br/>")
document.write(cidInfo("34052419800101001x"),"<br/>");
</script>

2.验证IP地址
<SCRIPT LANGUAGE="JavaScript">
function isip(s){
var check=function(v){try{return (v<=255 && v>=0)}catch(x){return false}};
var re=s.split(".")
return (re.length==4)?(check(re[0]) && check(re[1]) && check(re[2]) && check(re[3])):false
}

var s="202.197.78.129";
alert(isip(s))
</SCRIPT>

3.加sp1后还能用的无边框窗口!!
<HTML XMLNS:IE>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<IE:Download ID="include" STYLE="behavior:url(#default#download)" />
<title>Chromeless Window</title>

<SCRIPT LANGUAGE="JScript">
/*--- Special Thanks For andot ---*/

/*
 This following code are designed and writen by Windy_sk <seasonx@163.net>
 You can use it freely, but u must held all the copyright items!
*/

/*--- Thanks For andot Again ---*/

var CW_width= 400;
var CW_height= 300;
var CW_top= 100;
var CW_left= 100;
var CW_url= "/";
var New_CW= window.createPopup();
var CW_Body= New_CW.document.body;
var content= "";
var CSStext= "margin:1px;color:black; border:2px outset;border-style:expression(onmouseout=onmouseup=function(){this.style.borderStyle='outset'}, onmousedown=function(){if(event.button!=2)this.style.borderStyle='inset'});background-color:buttonface;width:16px;height:14px;font-size:12px;line-height:11px;cursor:Default;";

//Build Window
include.startDownload(CW_url, function(source){content=source});

function insert_content(){
var temp = "";
CW_Body.style.overflow= "hidden";
CW_Body.style.backgroundColor= "white";
CW_Body.style.border=  "solid black 1px";
content = content.replace(/<a ([^>]*)>/g,"<a onclick='parent.open(this.href);return false' $1>");
temp += "<table width=100% height=100% cellpadding=0 cellspacing=0 border=0>";
temp += "<tr style=';font-size:12px;background:#0099CC;height:20;cursor:default' ondblclick=\"Max.innerText=Max.innerText=='1'?'2':'1';parent.if_max=!parent.if_max;parent.show_CW();\" onmouseup='parent.drag_up(event)' onmousemove='parent.drag_move(event)' onmousedown='parent.drag_down(event)' onselectstart='return false' oncontextmenu='return false'>";
temp += "<td style='color:#ffffff;padding-left:5px'>Chromeless Window For IE6 SP1</td>";
temp += "<td style='color:#ffffff;padding-right:5px;' align=right>";
temp += "<span id=Help  onclick=\"alert('Chromeless Window For IE6 SP1  -  Ver 1.0\\n\\nCode By Windy_sk\\n\\nSpecial Thanks For andot')\" style=\""+CSStext+"font-family:System;padding-right:2px;\">?</span>";
temp += "<span id=Min   onclick='parent.New_CW.hide();parent.blur()' style=\""+CSStext+"font-family:Webdings;\" title='Minimum'>0</span>";
temp += "<span id=Max   onclick=\"this.innerText=this.innerText=='1'?'2':'1';parent.if_max=!parent.if_max;parent.show_CW();\" style=\""+CSStext+"font-family:Webdings;\" title='Maximum'>1</span>";
temp += "<span id=Close onclick='parent.opener=null;parent.close()' style=\""+CSStext+"font-family:System;padding-right:2px;\" title='Close'>x</span>";
temp += "</td></tr><tr><td colspan=2>";
temp += "<div id=include style='overflow:scroll;overflow-x:hidden;overflow-y:auto; HEIGHT: 100%; width:"+CW_width+"'>";
temp += content;
temp += "</div>";
temp += "</td></tr></table>";
CW_Body.innerHTML = temp;
}

setTimeout("insert_content()",1000);

var if_max = true;
function show_CW(){
window.moveTo(10000, 10000);
if(if_max){
New_CW.show(CW_top, CW_left, CW_width, CW_height);
if(typeof(New_CW.document.all.include)!="undefined"){
New_CW.document.all.include.style.width = CW_width;
New_CW.document.all.Max.innerText = "1";
}

}else{
New_CW.show(0, 0, screen.width, screen.height);
New_CW.document.all.include.style.width = screen.width;
}
}

window.onfocus  = show_CW;
window.onresize = show_CW;

// Move Window
var drag_x,drag_y,draging=false

function drag_move(e){
if (draging){
New_CW.show(e.screenX-drag_x, e.screenY-drag_y, CW_width, CW_height);
return false;
}
}

function drag_down(e){
if(e.button==2)return;
if(New_CW.document.body.offsetWidth==screen.width && New_CW.document.body.offsetHeight==screen.height)return;
drag_x=e.clientX;
drag_y=e.clientY;
draging=true;
e.srcElement.setCapture();
}

function drag_up(e){
draging=false;
e.srcElement.releaseCapture();
if(New_CW.document.body.offsetWidth==screen.width && New_CW.document.body.offsetHeight==screen.height) return;
CW_top  = e.screenX-drag_x;
CW_left = e.screenY-drag_y;
}

</SCRIPT>
</HTML>

贴两个关于treeview
  <script language="javascript">
<!--
//
初始化选中节点
function initchecknode()
{
 var node=TreeView1.getTreeNode("1");
 node.setAttribute("Checked","true");
 setcheck(node,"true");
 FindCheckedFromNode(TreeView1);
}
//oncheck
事件
function tree_oncheck(tree)
{
 var node=tree.getTreeNode(tree.clickedNodeIndex);
 var Pchecked=tree.getTreeNode(tree.clickedNodeIndex).getAttribute("checked");
 setcheck(node,Pchecked);
 document.all.checked.value="";
 document.all.unchecked.value="";
 FindCheckedFromNode(TreeView1);
}
//
设置子节点选中
function setcheck(node,Pc)
{
 var i;
 var ChildNode=new Array();
 ChildNode=node.getChildren();
 
 if(parseInt(ChildNode.length)==0)
  return;
 else
 {
  for(i=0;i<ChildNode.length;i++)
  {
   var cNode;
   cNode=ChildNode[i];
   if(parseInt(cNode.getChildren().length)!=0)
    setcheck(cNode,Pc);
   cNode.setAttribute("Checked",Pc);
  }
 }
}
//
获取所有节点状态
function FindCheckedFromNode(node) {
 var i = 0;
 var nodes = new Array();
 nodes = node.getChildren();
 
 for (i = 0; i < nodes.length; i++) {
  var cNode;
  cNode=nodes[i];
  if (cNode.getAttribute("Checked"))
   AddChecked(cNode);
  else
      AddUnChecked(cNode);
 
  if (parseInt(cNode.getChildren().length) != 0 ) {
   FindCheckedFromNode(cNode);
  }
 }
}
//
添加选中节点
function AddChecked(node) {
 document.all.checked.value += node.getAttribute("NodeData");
 document.all.checked.value += ',';
}
//
添加未选中节点
function AddUnChecked(node) {
 document.all.unchecked.value += node.getAttribute("NodeData");
 document.all.unchecked.value += ',';
}
//-->
  </script>

treeview中如何在服务器端得到客户端设置后的节点选中状态
 <script language="C#" runat="server">
   private void Button1_Click(object sender, System.EventArgs e)
   {
    Response.Write(TreeView1.Nodes[0].Checked);
   }
  </script>
  <script language="javascript">
   function set_check()
   {
    var nodeindex = "0";
    var node=TreeView1.getTreeNode(nodeindex);
    node.setAttribute("Checked","True");
    TreeView1.queueEvent('oncheck', nodeindex);
   }
  </script>

三個實用的小技巧:關閉輸入法.禁止貼上.禁止複製
關閉輸入法

本文字框輸入法被關閉: 
語法: style="ime-mode:disabled"
範例: <input type="text" name="textfield" style="ime-mode:disabled">

禁止貼上

本文字框禁止貼上文字: 
語法:onpaste="return false"
範例:<input type="text" name="textfield" onpaste="return false">

禁止複製

本文字框禁止複製: 
語法:oncopy="return false;" oncut="return false;"
範例:<input name="textfield" type="text" value="不能複製裡面的字" oncopy="return false;" oncut="return false;">

//================================
//Cookie操作
//================================
function getCookieVal (offset)
{
var endstr = document.cookie.indexOf (";", offset);
if (endstr == -1)
endstr = document.cookie.length;
return unescape(document.cookie.substring(offset, endstr));
}

function GetCookie (name)
{
var arg = name + "=";
var alen = arg.length;
var clen = document.cookie.length;
var i = 0;
while (i < clen)
{
var j = i + alen;
if (document.cookie.substring(i, j) == arg)
return getCookieVal (j);
i = document.cookie.indexOf(" ", i) + 1;
if (i == 0)
break;
}
return null;
}


function deleteCookie(cname) {

  var expdate = new Date();
  expdate.setTime(expdate.getTime() - (24 * 60 * 60 * 1000 * 369));

 // document.cookie =" ckValue="ok"; expires="+ expdate.toGMTString();
  setCookie(cname,"",expdate);

}

function setCookie (name, value, expires) {

  document.cookie = name + "=" + escape(value) +
    "; expires=" + expires.toGMTString() ;
}

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