VUE项目 简单计算器

vue实现简单计算器

<!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>
<body>
    <div id="app">
        <h1>简单计算器</h1>
        <div>
            <span>数值A</span>
            <span>
                <input type="text"  v-model = 'a'>
            </span>
        </div>
        <div>
            <span>数值B</span>
            <span>
                <input type="text" name="" id="" v-model = 'b'>
            </span>
        </div>
        <div>
            <button @click = 'handle'>计算</button>
        </div>
        <div>
            <span>计算结果：</span>
            <span v-text = 'result'></span>
        </div>
    </div>
    <script src="js/vue.js"></script>
    <script>
        var vm = new Vue({
            el:'#app',
            data:{
                a:'',
                b:'',
                result:''
            },
            methods:{
                handle:function(){
                    //实现计算逻辑
                    // this.result = this.a + this.b;//字符串拼接
                    this.result = parseInt(this.a) + parseInt(this.b);
                }
            }
        })
    </script>
</body>
</html>

 

posted @ 2020-06-22 22:42  qiuqiu95  阅读(421)  评论(0)  编辑  收藏  举报