method
# method
<template>
// 调用方法
<button @click='changeName'>按钮</button>
</template>
<script setup>
import { reactive } from 'vue'
const state = reactive({
name: 'Jery'
})
// 声明method方法
const changeName = () => {
state.name = 'Tom'
}
</script>
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