sannongzixunwang_web/store/index.js

import { defineStore } from "pinia";
export const useCounterStore = defineStore("counter", {
    state: () => ({
        count: 0
    }),
    actions: {
        increment() {
            this.count++
        }
    }
})

// 使用
/*
<script setup>
import { useCounterStore } from '~/stores/counter'
const counterStore = useCounterStore()
</script>
<template>
  <div>
    <p>Count: {{ counterStore.count }}</p>
    <button @click="counterStore.increment">Increment</button>
  </div>
</template> 
*/