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Pagination=function(id)
{
var totalNum=0;
var maxNum=10;
var pageUrl="";
var breakpage = 5;
var currentposition = 0;
var breakspace = 2;
var maxspace = 4;
var currentpage=1;
var perpage=10;
var id =id;
this.initPage = function(pageName)
{
var count = this.getTotalNum();
perpage = this.getMaxNum();
if (currentpage==null){
currentpage = 1;
}else{
currentpage = parseInt(currentpage);
}
var pagecount = Math.floor(count/perpage)+1;
var pagestr = "";
var prevnum = currentpage-currentposition;
var nextnum = currentpage+currentposition;
if(prevnum<1) prevnum = 1;
if(nextnum>pagecount) nextnum = pagecount;
pagestr += (currentpage==1)?'<span class="disabled"> <ÉÏÒ»Ò³</span>':'<span><a href="javascript:'+pageName+'.page_onclick('+(this.getIndexPage()-1)+',\''+pageName+'\')"><ÉÏÒ»Ò³</a></span>';
if(prevnum-breakspace>maxspace){
for(i=1;i<=breakspace;i++)
pagestr += '<a href="javascript:'+pageName+'.page_onclick('+i+',\''+pageName+'\')">'+i+'</a>';
pagestr += '...';
for(i=pagecount-breakpage+1;i<prevnum;i++)
pagestr += '<a href="javascript:'+pageName+'.page_onclick('+i+',\''+pageName+'\')">'+i+'</a>';
}else{
for(i=1;i<prevnum;i++)
pagestr += '<a href="javascript:'+pageName+'.page_onclick('+i+',\''+pageName+'\')">'+i+'</a>';
}
for(i=prevnum;i<=nextnum;i++){
pagestr += (currentpage==i)?'<span class="current">'+i+'</span>':'<a href="javascript:'+pageName+'.page_onclick('+i+',\''+pageName+'\')">'+i+'</a>';
}
if(pagecount-breakspace-nextnum+1>maxspace){
for(i=nextnum+1;i<=breakpage;i++)
pagestr += '<a href="javascript:'+pageName+'.page_onclick('+i+',\''+pageName+'\')">'+i+'</a>';
pagestr += '<span class="break">...</sp
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×ªÔØ×Ô£ºhttp://www.ruanyifeng.com/blog/2009/09/find_element_s_position_using_javascript.html
Áíһƪ£ºhttp://blog.csdn.net/ivan820819/archive/2009/09/03/4515122.aspx
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var ModuleClass={};
ModuleClass.º¯ÊýÃû1=functio ......
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concat
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var a = "hello";
var b = ",world";
var c = a.concat(b);
alert(c);
//c = "hello,world"
indexOf
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var index1 = a.indexOf ......
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1 ÓÃ||À´Ìî³äĬÈÏÖµ
var status = flight.status || "unknown";
2 ʹÓÃ&&·ÀÖ¹TypeError
flight.equipment.model //throw "TypeError"
flight.equipment && flight.equipment.model //undefined
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var a={},b={},c={};
document.writeln(a===b); //false
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Javascript ......