这段时间做项目，看到有需求不用字体图标的五角星，只能用图片的，百度一下，，感觉不错正好拿来收藏。
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>星星打分</title>
</head>
<body>
<div id="app" class="row">
<div class="form-group clearfix">
<label class="control-label col-md-4">星星数量:{{starNum}}分</label>
<div class="col-md-8">
<div class="grade-box">
<img v-for="(star,index) in stars" v-bind:src="star.src" v-on:click="rating(index)" alt="星星图片" />
</div>
</div>
</div>
</div>
<script src="vue.js"></script>
<script>
//星星的图片路径
var starOffImg = "img/starOff.png";
var starOnImg = "img/starOn.png";
var app = new Vue({
el: "#app",
data: {
stars: [{
src: starOffImg,
active: false
}, {
src: starOffImg,
active: false
}, {
src: starOffImg,
active: false
},
{
src: starOffImg,
active: false
}, {
src: starOffImg,
active: false
}
],
starNum: 0,
},
methods: {
//评分
rating: function(index) {
var total = this.stars.length; //星星总数
var idx = index + 1; //这代表选的第idx颗星-也代表应该显示的星星数量
//进入if说明页面为初始状态
if(this.starNum == 0) {
this.starNum = idx;
for(var i = 0; i < idx; i++) {
this.stars[i].src = starOnImg;
this.stars[i].active = true;
}
} else {
//如果再次点击当前选中的星级-仅取消掉当前星级，保留之前的。
if(idx == this.starNum) {
for(var i = index; i < total; i++) {
this.stars[i].src = starOffImg;
this.stars[i].active = false;
}
}
//如果小于当前最高星级，则直接保留当前星级
if(idx < this.starNum) {
for(var i = idx; i < this.starNum; i++) {
this.stars[i].src = starOffImg;
this.stars[i].active = false;
}
}
//如果大于当前星级，则直接选到该星级
if(idx > this.starNum) {
for(var i = 0; i < idx; i++) {
this.stars[i].src = starOnImg;
this.stars[i].active = true;
}
}
var count = 0; //计数器-统计当前有几颗星
for(var i = 0; i < total; i++) {
if(this.stars[i].active) {
count++;
}
}
this.starNum = count;
}
},
}
})
</script>
</body>
</html>
原文链接：https://blog.csdn.net/qq_16371909/article/details/79352348
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