标签 vue3 下的文章

子组件

<template>
  <button @click="handleClick">Click Me</button>
</template>

<script lang="ts" setup>
import { defineEmits } from 'vue';

// 定义 emit 并指定事件类型
const emit = defineEmits(['customEvent']);

const handleClick = () => {
  // 触发自定义事件并传递数据
  emit('customEvent', 'some data');
};
</script>

父组件

<template>
  <div>
    <MyButton @customEvent="handleCustomEvent" />
  </div>
</template>

<script lang="ts" setup>
import MyButton from './MyButton.vue';

const handleCustomEvent = (data: string) => {
  console.log('Event received:', data);
};
</script>



<template>
  <div >
    日期：
    <el-config-provider :locale="locale">
      <el-date-picker
        v-model="date"
        type="date"
        placeholder="选择日期"
        format="YYYY/MM/DD"
        value-format="YYYY-MM-DD"
      />
    </el-config-provider>
  </div>
</template>
 
<script lang="ts" setup>
import zhCn from "element-plus/lib/locale/lang/zh-cn";
import { ref } from "vue";
const date = ref()
const locale = zhCn,
</script>