JS特效之星星打分效果

Bertha 。 2022-07-12 02:19 208阅读 0赞

准备如下：  
在images文件夹下放一张图：  
![图片][20170207160832298]  
效果如下：  
![图片][20170207160842279]  
  
![图片][20170207160853092]

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>js特效之星星打分效果</title>
    </head>
    <body>
    <style type="text/css">
    *{margin:0;padding:0;list-style-type:none;}
    a,img{border:0;}
    img{vertical-align:middle;}
    #QuacorGrading input{background:url(images/grading.png) no-repeat scroll right center;cursor:pointer;height:30px;width:30px;padding:0;border:0;}
    </style>
    <div id="QuacorGrading" style="margin:200px 0 0 200px;"> <strong>评分</strong>
      <input name="1" type="button" />
      <input name="2" type="button" />
      <input name="3" type="button" />
      <input name="4" type="button" />
      <input name="5" type="button" />
      <input name="6" type="button" />
      <input name="7" type="button" />
      <input name="8" type="button" />
      <input name="9" type="button" />
      <input name="10" type="button" />
      <span id="QuacorGradingValue"><b><font size="5" color="#fd7d28">5</font></b>分</span> </div>
    <script type="text/javascript">
    	var GradList = document.getElementById("QuacorGrading").getElementsByTagName("input");
    	for(var di=0;di<parseInt(document.getElementById("QuacorGradingValue").getElementsByTagName("font")[0].innerHTML);di++){
    		GradList[di].style.backgroundPosition = 'left center';
    	}
    	for(var i=0;i < GradList.length;i++){
    		GradList[i].onmouseover = function(){
    			for(var Qi=0;Qi<GradList.length;Qi++){
    				GradList[Qi].style.backgroundPosition = 'right center';
    			}
    			for(var Qii=0;Qii<this.name;Qii++){
    				GradList[Qii].style.backgroundPosition = 'left center';
    			}
    			document.getElementById("QuacorGradingValue").innerHTML = '<b><font size="5" color="#fd7d28">'+this.name+'</font></b>分';
    		}
    	}
    </script>
    </body>
    </html>

[20170207160832298]: /images/20220711/fe1d04b7936540e5b70bd16e0ae7f4f6.png
[20170207160842279]: /images/20220711/7c1506be00534c8f896a8041c8699d20.png
[20170207160853092]: /images/20220711/3d308b8d6e2944a09ab79d7291b617f5.png