javascript鼠标滑动评分控件完整实例
本文实例讲述了javascript鼠标滑动评分控件。分享给大家供大家参考。具体实现方法如下：
<htmlxmlns="http://www.w3.org/1999/xhtml">
<head>
<metahttp-equiv="Content-Type"content="text/html;charset=utf-8"/>
<title>javascript鼠标滑动控件</title>
<scripttype="text/javascript">
functionArrayIndexof(arr,inElement){
for(vari=0;i<arr.length;i++){
if(arr[i]==inElement){
returni;
}
}
return-1;
}
functionGetTDS(){
vartbl=document.getElementById("tblMain");
vartds=tbl.getElementsByTagName("td");
returntds;
}
functioniniEvent(){
vartds=GetTDS();
for(vari=0;i<tds.length;i++){
td=tds[i];
td.onmouseover=TdOnMouseOver;
}
vartbl=document.getElementById("tblMain");
tbl.onmouseout=TableMouseOut;
}
functionSetRating(tdTmp){
vartds=GetTDS();
varindex=ArrayIndexof(tds,tdTmp);
for(vari=0;i<=index;i++){
td=tds[i];
td.innerHTML="★";
}
for(vari=index+1;i<tds.length;i++){
td=tds[i];
td.innerHTML="☆";
}
}
functionTdOnMouseOver(){
SetRating(this);
}
//鼠标离开表格后自动清除
functionTableMouseOut(){
vartds=GetTDS();
for(vari=0;i<tds.length;i++){
td=tds[i];
td.innerHTML="☆";
}
}
</script>
</head>
<bodyonload="iniEvent()">
<tableid="tblMain"border="1">
<tr>
<td>☆</td>
<td>☆</td>
<td>☆</td>
<td>☆</td>
<td>☆</td>
</tr>
</table>
</body>
</html>
希望本文所述对大家的javascript程序设计有所帮助。