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老师批语:
// 安装 vite 命令,全局安装
npm install -g vite
// 创建一个项目
npm init vue@latest
npm install
npm run dev
npm run build
<template>
<p class="red">{{ ouyangke }}</p>
<input v-model="ouyangke" />
</template>
<script>
export default{
data () {
return {
ouyangke : "欧阳克"
}
},
}
</script>
<!-- v-bind 语法糖 @,后面是事件-->
<!-- js的事件都可以绑定,绑定后才能使用vue的方法-->
<template>
<div @click="$event => fun()" >按钮</div>
</template>
<script>
export default{
methods : {
fun(){
alert("弹窗");
}
},
</script>
<template>
<div v-on:click="fun(1)">按钮</div>
<button @click="fun(2)">按钮</button>
</template>
<script>
export default{
methods : {
fun(e){
alert("弹窗");
if( e==1 ){
this.color = "color: gray";
} else if( e==2 ){
this.color = "color: lightblue";
}
}
},
}
</script>
<template>
<div :style="color">{{ html }}</div>
<div v-html="html"></div>
</template>
<script>
export default{
data () {
return {
color : "color: green",
html: "<span style='color:red;'>字符串0000</span>",
}
},
</script>
<template>
<div v-text="html"></div>
</template>
<script>
export default{
data () {
return {
color : "color: green",
html: "<span style='color:red;'>字符串0000</span>",
}
},
</script>
<template>
<input v-model="ouyangke">
<div v-once>{{ ouyangke }}</div>
</template>
// 方法
<script>
export default{
data () {
return {
ouyangke : "欧阳克111",
num : 20,
arr : [
'欧阳克','灭绝师太'
],
color : "color: green",
html: "<span style='color:red;'>字符串0000</span>",
}
},
}
<template>
<div @click.stop="one()">事件1
<div @click.stop="two()">事件2
<div @click.stop="three()">事件3
</div>
</div>
</div>
</template>
<script>
export default{
methods : {
one(){
alert(1);
},
two(){
alert(2);
},
three(){
alert(3);
},
},
}
</script>
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