简单的写一下todolist组件
<!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>Document</title>
<script src="https://unpkg.com/vue@next"></script>
</head>
<body>
<div id="root">
</div>
<script>
// 关于list操作的内容进行封装
const listRelativeEffect = () => {
const { reactive } = Vue;
const list = reactive([]);
const addItemToList = (item) => {
list.push(item);
}
return { list, addItemToList }
}
// 关于input操作的内容进行封装
const inputRelativeEffect = () => {
const { ref } = Vue;
const inputValue = ref('请输入');
const handleInputChange = (e) => {
inputValue.value = e.target.value
}
return { inputValue, handleInputChange }
}
const app = Vue.createApp({
setup() {
// 流程调度中转
const { list, addItemToList } = listRelativeEffect();
const { inputValue, handleInputChange } = inputRelativeEffect();
return {
inputValue,
list,
handleInputChange,
addItemToList
}
},
template: `
<div>
<div>
<input :value="inputValue" @input="handleInputChange"/>
<button @click="() => {addItemToList(inputValue)}">提交</button>
</div>
<ul>
<li v-for="(item,index) in list" :key="index">{
{item}}</li>
</ul>
</div>
`
});
const vm = app.mount('#root')
</script>
</body>
</html>