超简单的js评价小星星

<!DOCTYPE html>
<html>
    <head>
        <meta charset="UTF-8">
        <title></title>
    </head>
    <body>
        <img src="img/0.png" />
        <img src="img/0.png" />
        <img src="img/0.png" />
        <img src="img/0.png" />
        <img src="img/0.png" />
        <div id="div1"></div>
    </body>
</html>
<script>
    var imgs= document.getElementsByTagName("img");
    var l=imgs.length;
    for(let i=0;i<l;i++){
        let img=imgs[i];
        img.i=i;
        img.onmouseout=function(){
            var n=img.i;
            for(var j=0;j<=n;j++){
                imgs[j].src="img/1.png"
            }
        }
        img.onmouseover=function(){
            for(var i=0;i<5;i++){
                imgs[i].src="img/0.png"
            }
            var n=img.i;
            for(var j=0;j<=n;j++){
                imgs[j].src="img/1.png"
            }
        document.onmousedown=function(){
                div1.innerHTML=j+"";
        }
        }
    }
</script>
原文地址:https://www.cnblogs.com/nbZzp/p/7561561.html