vue 随机数

<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><title>Document</title><sc

123456wym

5899人浏览 · 2022-01-13 19:46:49

123456wym · 2022-01-13 19:46:49 发布

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="/vue.js"></script>
    <script src="/axios-0.18.0.js"></script>    
</head>
<body>
            <div style="border: 1px rgb(15, 15, 15) solid;" id="sjs" @click.once="open"><!--//只能点击一次 -->
                     随机数： <span style="font-size: 100px;">{{sjs}}</span>     <!--style="font-size: 100px;"//控制字体大小 -->
                    
            </div>
         
            <script>
                       const app= new Vue({
                            el:"#sjs",
                           data() {
                               return {
                                   sjs:null
                               }
                           },
                           methods: {
                               open:function(){
                                   
                                   this.sjs=Math.round(Math.random()*100)  //this.sjs=Math.round(Math.random()*100)   随机数
                               }
                           },
                        });
        
            </script>
        
            
    
    
</body>
</html>

style="font-size: 100px;"//控制字体大小

this.sjs=Math.round(Math.random()*100) 随机数