vue实现计算器功能
本文实例为大家分享了vue实现计算器功能的具体代码,供大家参考,具体内容如下
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>计算器</title> <script src="https://unpkg.com/vue/dist/vue.js"></script> </head> <body> <div id="app"> <input type="text" v-model="n1"> <select v-model="opt"> <option value="+">+</option> <option value="-">-</option> <option value="*">*</option> <option value="/">/</option> </select> <input type="text" v-model="n2"> <input type="button" value="=" @click="calc"> <input type="text" v-model="result"> </div> <script> new Vue({ el: '#app', data: { n1: 0, n2: 0, result: 0, opt: '+' }, methods: { calc() { switch (this.opt) { case "+": this.result = parseInt(this.n1) + parseInt(this.n2); break; case "-": this.result = parseInt(this.n1) - parseInt(this.n2); break; case "*": this.result = parseInt(this.n1) * parseInt(this.n2); break; case "/": this.result = parseInt(this.n1) / parseInt(this.n2); break; } } } }) </script> </body> </html>
效果图:
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