发布于 2016-08-29 05:44:20 | 38 次阅读 | 评论: 0 | 来源: 网友投递

这里有新鲜出炉的Javascript教程,程序狗速度看过来!

JavaScript客户端脚本语言

Javascript 是一种由Netscape的LiveScript发展而来的原型化继承的基于对象的动态类型的区分大小写的客户端脚本语言,主要目的是为了解决服务器端语言,比如Perl,遗留的速度问题,为客户提供更流畅的浏览效果。



<HTML><HEAD><TITLE>锁定表格栏位范例网页</TITLE>
<META http-equiv=Content-Type content="text/html; charset=gb2312">
<STYLE type=text/css>BODY {
       FONT: 12px 细明体; CURSOR: default
}
TD {
       FONT: 12px 细明体; CURSOR: default
}
.title {
       BORDER-RIGHT: #555 1px solid; PADDING-RIGHT: 4px; BORDER-TOP: #fff 1px solid; PADDING-LEFT: 4px; BACKGROUND: #ccc; PADDING-BOTTOM: 4px; OVERFLOW: hidden; BORDER-LEFT: #fff 1px solid; CURSOR: hand; PADDING-TOP: 4px; BORDER-BOTTOM: #555 1px solid; WHITE-SPACE: nowrap
}
.cdata {
       BORDER-RIGHT: #ddd 1px solid; PADDING-RIGHT: 3px; BORDER-TOP: #fff 1px solid; PADDING-LEFT: 3px; BACKGROUND: #fff; PADDING-BOTTOM: 3px; OVERFLOW: hidden; BORDER-LEFT: #fff 1px solid; PADDING-TOP: 3px; BORDER-BOTTOM: #ddd 1px solid; WHITE-SPACE: nowrap
}
</STYLE>

<SCRIPT language=JavaScript >
// 栏位标题 ( 栏位名称 # 栏位宽度 # 资料对齐 )
var DataTitles=new Array(
"歌手 / 团体#90 #left"  ,
"专辑名称   #130#left"  ,
"发行公司   #110#left"  ,
"本周排名   #58 #center",
"排名状况   #58 #center",
"上周排名   #58 #center",
"上榜周数   #58 #center",
"最高名次   #58 #center",
"销售百分比 #70 #center")

// 栏位资料 ( 二维阵列 )
var DataFields=new Array()
DataFields[0] =new Array("萧亚轩"  ,"爱的主打歌-吻"   ,"维京 Virgin"    ,"1" ,"持平"  ,"1" ,"2","1" ,"2.9 %")
DataFields[1] =new Array("张惠妹"  ,"发烧"            ,"华纳 Warner"    ,"2" ,"持平"  ,"2" ,"2","2" ,"2.1 %")
DataFields[2] =new Array("陶吉吉"  ,"黑色柳丁"        ,"全员集合 Shock" ,"3" ,"持平"  ,"3" ,"5","1" ,"1.8 %")
DataFields[3] =new Array("S.H.E"   ,"美丽新世界"      ,"华研 HIM"       ,"4" ,"持平"  ,"4" ,"6","1" ,"1.2 %")
DataFields[4] =new Array("艾薇儿"  ,"展翅高飞"        ,"博德曼 BMG"     ,"5" ,"新进榜","-" ,"1","5" ,"1.1 %")
DataFields[5] =new Array("任贤齐"  ,"一个任贤齐"      ,"滚石 Rock"      ,"6" ,"新进榜","-" ,"1","6" ,"1.0 %")
DataFields[6] =new Array("范逸臣"  ,"范逸臣第一张专辑","丰华 Forward"   ,"7" ,"持平"  ,"7" ,"2","7" ,"0.9 %")
DataFields[7] =new Array("谢霆锋"  ,"无形的他全精选"  ,"新力 Sony"      ,"8" ,"下跌"  ,"6" ,"4","4" ,"0.9 %")
DataFields[8] =new Array("周蕙"    ,"寂寞城市"        ,"福茂 Decca"     ,"9" ,"下跌"  ,"5" ,"3","5" ,"0.8 %")
DataFields[9] =new Array("周杰伦"  ,"八度空间"        ,"博德曼 BMG"     ,"10","下跌"  ,"8" ,"8","1" ,"0.8 %")
DataFields[10]=new Array("酷玩乐团","玩过头"          ,"科艺百代 EMI"   ,"11","上升"  ,"16","2","11","0.7 %")
DataFields[11]=new Array("张震岳"  ,"等我有一天"      ,"魔岩 Magicstone","12","新进榜","-" ,"1","12","0.6 %")
DataFields[12]=new Array("堂本刚"  ,"红与蓝"          ,"艾回 Avex"      ,"13","新进榜","-" ,"1","13","0.6 %")
DataFields[13]=new Array("ENERGY"  ,"COME ON"         ,"环球 Universal" ,"14","下跌"  ,"10","9","5" ,"0.6 %")
DataFields[14]=new Array("陈冠希"  ,"TRANSITION"      ,"艾回 Avex"      ,"15","下跌"  ,"9" ,"3","5" ,"0.4 %")
DataFields[15]=new Array("合辑"    ,"MTV 嘻哈大师"    ,"环球 Universal" ,"16","下跌"  ,"12","3","12","0.4 %")

</SCRIPT>

<SCRIPT language=JavaScript>
var BoxWidth = 480        // 资料表显示宽度 ( 不含卷轴 )
var ShowLine = 10        // 资料表显示列数
var RsHeight = 21        // 资料列高度
var LockCols = 1        // 要锁定的栏位数 ( 由左至右 )

function WriteTable(){        // 写入表格
var iBoxWidth=BoxWidth
var NewHTML="<table border=\"0\" cellpadding=\"0\" cellspacing=\"0\"><tr>\
<td><div style=\"width:100%;overflow-x:scroll\">\
<table border=\"0\" cellpadding=\"0\" cellspacing=\"0\"><tr>"
for(i=0;i<DataTitles.length;i++){
 if(i<LockCols){
   var cTitle=DataTitles[i].split("#")
   iBoxWidth-=cTitle[1]
   var DynTip=((i+1)==LockCols)?"解除锁定":"锁定此栏位"
   NewHTML+="<td><div class=\"title\" style=\"width:"+cTitle[1]+"px;height:"+RsHeight+"px\" title=\""+DynTip+"\" onclick=\"ResetTable("+i+")\">"+cTitle[0]+"</div></td>"
 }
}
NewHTML+="</tr>\
<tr><td colspan=\""+LockCols+"\">\
<div id=\"DataFrame1\" style=\"position:relative;width:100%;overflow:hidden\">\
<div id=\"DataGroup1\" style=\"position:relative\"></div></div>\
</td></tr></table></div></td>\
<td valign=\"top\"><div style=\"width:"+iBoxWidth+"px;overflow-x:scroll\">\
<table border=\"0\" cellpadding=\"0\" cellspacing=\"0\"><tr>"
for(i=0;i<DataTitles.length;i++){
 if(i>=LockCols){
   var cTitle=DataTitles[i].split("#")
   NewHTML+="<td><div class=\"title\" style=\"width:"+cTitle[1]+"px;height:"+RsHeight+"px\" title=\"锁定此栏位\" onclick=\"ResetTable("+i+")\">"+cTitle[0]+"</div></td>"
 }
}
NewHTML+="</tr>\
<tr><td colspan=\""+(DataTitles.length-LockCols)+"\">\
<div id=\"DataFrame2\" style=\"position:relative;width:100%;overflow:hidden\">\
<div id=\"DataGroup2\" style=\"position:relative\"></div>\
</div></td></tr></table>\
</div></td><td valign=\"top\">\
<div id=\"DataFrame3\" style=\"position:relative;background:#000;overflow-y:scroll\" onscroll=\"SYNC_Roll()\">\
<div id=\"DataGroup3\" style=\"position:relative;width:1px;visibility:hidden\"></div>\
</div></td></tr></table>"
DataTable.innerHTML=NewHTML
ApplyData()
}

function ApplyData(){        // 写入资料
var NewHTML="<table border=\"0\" cellpadding=\"0\" cellspacing=\"0\">"
for(i=0;i<DataFields.length;i++){
 NewHTML+="<tr>"
 for(j=0;j<DataTitles.length;j++){
   if(j<LockCols){
     var cTitle=DataTitles[j].split("#")
     NewHTML+="<td><div class=\"cdata\" style=\"width:"+cTitle[1]+"px;height:"+RsHeight+"px;text-align:"+cTitle[2]+"\">"+DataFields[i][j]+"</div></td>"
   }
 }
 NewHTML+="</tr>"
}
NewHTML+="</table>"
DataGroup1.innerHTML=NewHTML


var NewHTML="<table border=\"0\" cellpadding=\"0\" cellspacing=\"0\">"
for(i=0;i<DataFields.length;i++){
 NewHTML+="<tr>"
 for(j=0;j<DataTitles.length;j++){
   if(j>=LockCols){
     var cTitle=DataTitles[j].split("#")
     NewHTML+="<td><div class=\"cdata\" style=\"width:"+cTitle[1]+"px;height:"+RsHeight+"px;text-align:"+cTitle[2]+"\">"+DataFields[i][j]+"</div></td>"
   }
 }
 NewHTML+="</tr>"
}
NewHTML+="</table>"
DataGroup2.innerHTML=NewHTML
DataFrame1.style.pixelHeight=RsHeight*ShowLine
DataFrame2.style.pixelHeight=RsHeight*ShowLine
DataFrame3.style.pixelHeight=RsHeight*ShowLine+RsHeight
DataGroup3.style.pixelHeight=RsHeight*(DataFields.length+1)
}

function ResetTable(n){
var iBoxWidth=0
for(i=0;i<DataTitles.length;i++){
 if(i<(n+1)){
   var cTitle=DataTitles[i].split("#")
   iBoxWidth+=parseInt(cTitle[1])
 }
}
if(iBoxWidth>BoxWidth){
 var Sure=confirm("\n锁定栏位的宽度大於资料表显示的宽  \n\n度,这可能会造成版面显示不正常。\n\n\n您确定要继续吗?")
}else{
 Sure=true
}
if(Sure){
 LockCols=(LockCols==n+1)?0:n+1
 WriteTable()
}
}

function SYNC_Roll(){
DataGroup1.style.posTop=-DataFrame3.scrollTop
DataGroup2.style.posTop=-DataFrame3.scrollTop
}
window.onload=WriteTable
</SCRIPT>

<META content="MSHTML 6.00.2800.1170" name=GENERATOR></HEAD>
<BODY>
<CENTER>
<H4>锁定表格栏位范例网页</H4><!--// 资料表 ( 开始 ) //-->
<TABLE cellSpacing=0 cellPadding=0 border=0>
 <TBODY>
 <TR>
   <TD 
   style="BORDER-RIGHT: white 2px inset; BORDER-TOP: white 2px inset; BORDER-LEFT: white 2px inset; BORDER-BOTTOM: white 2px inset; BACKGROUND-COLOR: scrollbar">
     <DIV id=DataTable></DIV></TD></TR></TBODY></TABLE><!--// 资料表 ( 结束 ) //-->
<P>点取栏位标题可重新设定或解除目前的锁定状态</P></CENTER></BODY></HTML>


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