lovecoding
/
web0715


			
				
					
						
						
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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>
<body>
    <div id="app">
        <div id="vase">{{msg}}</div>
        <button @click="changeThing">修改</button>
    </div>
    <script src="./vue.js"></script>
    <script>
        var app = new Vue({
            el:"#app",
            data:{
                msg:"你好，今天星期六"
            },
            // 视图更新 数据未更新
            methods:{
                changeThing() {
                    this.msg = '你好，今天星期一';
                    console.log(document.getElementById("vase").innerHTML,'1')
                    this.$nextTick(()=>{
                        console.log(document.getElementById("vase").innerHTML,'2')
                    })
                }
            }
        })
    </script>
</body>
</html>