vue实现比大小
<body>
<div id="app">
<input type="text" v-model="a" placeholder="请输入第一个数字">
<input type="text" v-model="sign">
<input type="text" v-model="b" placeholder="请输入第二个数字">
<button @click="compare">点击比较</button>
</div>
</body>
<script>
var nv = new Vue({
el: "#app",
data: {
a: '',
b: '',
sign: '?'
},
methods: {
compare() {
// ~~可去除数字前的0
this.a = parseInt(~~this.a);
this.b = parseInt(~~this.b);
this.sign = this.a > this.b ? ">" : (this.a == this.b ? "=" : "<");
}
}
})
</script>