JavaScript 正则表达式经典实例整理
<html>
<head>
<title>test javaScript</title>
//css设置图像的透明度
<mce:style><!--
img
{
filter:alpha(opacity=10)
}
--></mce:style><style mce_bogus="1">img
{
filter:alpha(opacity=10)
}</style>
<mce:script type="text/javascript"><!--
function abort(){
alert("abort is invoked!");
}
function testConfirm(){
result=confirm("testConirm is completed");
if(result)
alert("you choose continue..."+result);
else
alert("you choose stop..."+result);
}
function testPrompt(){
var x=prompt("Enter a number between 0 and 10:","")
try{
if(x>10)
throw "Err1";
else if(x<0)
throw "Err2";
else
alert("the result is:"+x);
} catch(er){
if(er=="Err1")
alert("Error! The value is too high");
if(er == "Err2")
alert("Error! The value is too low") ;
}
}
function getWeekday(str){
//You will receive a different greeting based
//on what day it is. Note that Sunday=0,
//Monday=1, Tuesday=2, etc.
var d=new Date(str)
theDay=d.getDay()
switch (theDay)
{
case 1:
alert("Monday");
break;
case 2:
alert("Tuesday");
break;
case 3:
alert("Wednesday");
break;
case 4:
alert("Thursday");
break;
case 5:
alert("Finally Friday")
break;
case 6:
alert("Super Saturday")
break;
case 0:
alert("Sleepy Sunday")
break;
default:
alert("I'm looking forward to this weeke nd!");
}
}
function add(a,b){
c=a+b;
return c;
}
function addResult(){
a=prompt("please input a number","0");
b=prompt("please input another number","0");
alert("the result of "+a+","+b+"is:"+add(a,b));
}
function welcome(){
//alert("Welcome to my Homepage!");
}
function goodbye(){
//alert("goodbye!");
}
fu
相关文档：
Java代码
<script language="JavaScript">
function js_show(per_id)
{
window.open('/weihu/person/viewResume.jsp?perID='+per_id, 'resume', 'resizable=yes,menuBar=0,toolBar=0,scrollbars=yes,width=800,height=600,left ......
事件源对象
event.srcElement.tagName
event.srcElement.type
捕获释放
event.srcElement.setCapture();
event.srcElement.releaseCapture();
事件按键
event.keyCode
event.shiftKey
event.altKey
event.ctrlKey
事件返回值
event.returnValue
鼠标位置
event.x
event.y
窗体活动元素
d ......
/********************
* 取窗口滚动条高度
******************/
function getScrollTop()
{
var scrollTop=0;
if(document.documentElement&&document.documentElement.scrollTop)
{
......
下面都是我收集的一些比较常用的正则表达式，因为平常可能在表单验证的时候，用到的比较多。特发出来，让各位朋友共同使用。呵呵。
匹配中文字符的正则表达式： [u4e00-u9fa5]
评注：匹配中文还真是个头疼的事，有了这个表达式就好办了
匹配双字节字符(包括汉字在内)：[^x00-xff]
评注：可以用来计算字符串的长度（一个 ......
