Vue3 Element UI 表单校验和表单重置示范

<template>
  <el-form
    ref="formRef"
    :model="newProject"
    label-width="120px"
  >
    <el-form-item
      prop="projectName"
      label="项目名称"
      :rules="[
        {
          required: true,
          message: '项目名称不能为空',
          trigger: 'blur',
        },
      ]"
    >
      <el-input v-model="newProject.projectName" />
    </el-form-item>
    <!-- 其他字段... -->
    <el-form-item>
      <el-button type="primary" @click="submitForm(formRef)">确定</el-button>
      <el-button @click="resetForm(formRef)">重置</el-button>
    </el-form-item>
  </el-form>
</template>

<script lang="ts" setup>
import { reactive, ref } from 'vue'
import type { FormInstance } from 'element-plus'

const formRef = ref<FormInstance>()
const newProject = reactive({
  projectName: '',
  // 其他字段...
})

const submitForm = (formEl: FormInstance | undefined) => {
  if (!formEl) return
  formEl.validate((valid) => {
    if (valid) {
      addProject()
    } else {
      console.log('error submit!')
      return false
    }
  })
}

const resetForm = (formEl: FormInstance | undefined) => {
  if (!formEl) return
  formEl.resetFields()
}

// 其他代码...
</script>