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4.起步VUE，样式绑定 

<!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>
</head>
<body>
    <div id="app">
    <div  :style="styleObj" @click="Z6">//：style相当于v-bind:style
    HelloWorld
    </div>
    </div>
    <script>
        var app=new Vue({
            el:'#app',
            data:{
                styleObj:{
                    color:"red"
                }
            },
            method:{
                Z6:function(){
                    this.styleObj.color=this.styleObj.color==="black"?"red":"black";
                }
            }


        })

    </script>
</body>
</html>
<!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>
    <style>
        .activated{
            color: red;
        }
        .zg{
            color: blue;
        }
    </style>
</head>
<body>
    <div id="app">
        <div @click="handleDivClick"
        
        v-bind:class="{activated: isActivated}"
        >HelloWorld
    </div>
    <div v-on:click="ZhangGong"
    :class="[zg]">
        ZhangGong
    </div>
    </div>
    <script>
        var vm=new Vue({
            el:"#app",
            data:{
                isActivated:false,
                zg:""
            },
            methods:{
                handleDivClick:function(){
                    this.isActivated=!this.isActivated
                },
                ZhangGong:function(){
                    if(this.zg==="zg"){
                        this.zg="";
                    }else{
                        this.zg="zg";
                    }
                }
            }


        })
    </script>
</body>
</html>

 

posted on 2021-02-05 11:46  ちょうきょう666  阅读(43)  评论(0)    收藏  举报