vue编程，简单标签 v-text v-html v-once v-bind:属性名 v-bind:style="" v-bind:class v-on:事件名

v-bind:属性名简写:属性名
v-bind:style=””
v-bind:class

v-on:事件名简写:事件名
v-on:click
v-on:input

<!DOCTYPE html>
<html lang="en">

<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Vue编程</title>
<!-- <script src="https://unpkg.com/vue@3"></script> -->
<script src="vue.js"></script>
<style>
    .p {
        padding: 1px;
    }
    .m {
        margin: 10px;
    }
    .b {
        border: 1px solid #343434;
    }
    .br {
        border-radius: 10px;
    }
    .bag {
        background-color: aqua;
    }
    .bag2 {
        background-color: blanchedalmond;
    }
    .c {
        color: blueviolet;
    }
</style>
</head>
<body>
<div id="app">
    <div v-bind:style="red" v-text="message"></div>
    <div v-bind:style={color:color,backgroundColor:bgc} v-text="message2"></div>
    <div v-bind:style=[mycolor,mybgc] v-text="message3"></div>
    <div v-bind:class="'c'" v-text="message4"></div>
    <div v-bind:class="moreclass" v-text="message5"></div>
    <div v-bind:class={c:true,bag2:true} v-text="message6"></div>
    <div v-bind:class=[mycolor2,mybgc2] v-text="message7"></div>
    <div v-bind:class=['bag2','b'] v-text="message8"></div>
    <div>
        <input type="text" value="测试" v-on:input="comment=$event.target.value" />
        <span>{{comment}}</span>
    </div>
    <div>
        <input type="text" v-model.lazy="comment2" />
        <span>{{comment2}}</span>
    </div>
</div>
<script>
    const { createApp } = Vue
    createApp({
        data() {
            return {
                message: 'message1 Hello Vue66!',
                red: 'color:red',
                message2: 'message2 绑定样式，字面量形式',
                color: 'blue',
                bgc: 'green',
                message3: ' message3 绑定样式，数组形式',
                mycolor: 'color:red',
                mybgc: 'background-color:wheat',
                message4: ' message4 绑定class，给样式做绑定',
                message5: ' message5 绑定class，用变量名，给样式做绑定',
                moreclass: 'c  bag',
                message6: 'message6 绑定class，用字面量的形式，来给类名做判断，真就赋值，假就不给赋值',
                message7: 'message7 绑定class，数组里面存的是变量，在变量中存放多个样式的名字',
                mycolor2: 'c br b',
                mybgc2: 'bag2',
                message8: 'message8 绑定class，数组里面存的是样式名，直接显示，不再调用',
                comment: null,
                comment2: '我这里做延时',
            }
        }
    }).mount('#app')
</script>
</body>
</html>

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