<body>
<div id="app">
<input type="button" value="切换显示状态" @click="changeIsShow"><br>
<img v-show="isShow" src="img/monkey.png" alt="">
</div>
<script src="../js/vue.js"></script>
<script>
const app = new Vue({
el: '#app',
data: {
isShow: false,
age: 17
},
methods: {
changeIsShow: function () {
this.isShow =! this.isShow;
}
}
})
</script>
</body>
<body>
<div id="app">
<input type="button" value="切换显示状态" @click="changeIsShow"><br>
<input type="button" value="累加年龄" @click="addAge">
<img v-show="isShow" src="img/monkey.png" alt="">
<img v-show="age>=18" src="img/monkey.png" alt="">
</div>
<script src="../js/vue.js"></script>
<script>
const app = new Vue({
el: '#app',
data: {
isShow: false,
age: 17
},
methods: {
changeIsShow: function () {
this.isShow =! this.isShow;
},
addAge: function () {
this.age++;
}
}
})
</script>
</body>
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