超简洁原生js结合Vue的星星评分源码

超简洁原生js结合Vue的星星评分源码，每个方格就代表一个星星，变色代表评分，还贴心的将一些变量打印出来进行参考。

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<!DOCTYPE html>
<html lang="en">

<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<style>
* {
margin: 0;
padding: 0;
}

#app {
width: 1000px;
height: 200px;
overflow: hidden;
}

li {
width: 200px;
height: 200px;
border: 1px solid red;
box-sizing: border-box;
float: left;
}

.select {
background: pink;
}

li {
list-style: none;
}
</style>

<body>

<ul id="app">
<li v-for="(item,index) in list" @mouseover="move(index)" @mouseout="out()" @click="handleClick(index)"
:class="flag>=index?'select':''">
<p>key:{{index}}</p>
<p>flag:{{flag}}</p>
<p>cur:{{cur}}</p>
<p>{{flag>=index}}</p>
</li>

</ul>
</body>

</html>
<script src="https://cdn.jsdelivr.net/npm/vue"></script>

<script>

var app = new Vue({
el: '#app',
data: {
flag: -1,
cur: -1,
list: [{
number: 0
}, {
number: 1
}, {
number: 2
}, {
number: 3
}, {
number: 4
}]

},
methods: {
handleClick(i) {
this.cur = i
},
move(i) {
console.log(i)
this.flag = i
},
out() {
this.flag = -1
if (this.cur == -1) {

console.log("用户没有点击")

} else {
this.flag = this.cur
}
// if (this.cur !== -1) {
// this.flag = this.cur
// } else {
// this.flag = -1

// }
}
},

})

</script>

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