wangzhibo
2026-07-16 b57020623cf0c946706573bf102e548c3a544423
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<template>
    <div class="scope">
        <div class="h">
            <el-tag size="small" effect="dark" disable-transitions>required</el-tag>
            <span>必填项配置、动态设置</span>
        </div>
 
        <div class="c">
            <el-button @click="open">预览</el-button>
            <demo-code :files="['form/required.vue']" />
 
            <!-- 自定义表单组件 -->
            <cl-form ref="Form"></cl-form>
        </div>
 
        <div class="f">
            <span class="date">2024-01-01</span>
        </div>
    </div>
</template>
 
<script setup lang="ts">
import { useForm } from '@cool-vue/crud';
 
const Form = useForm();
 
function open() {
    Form.value?.open({
        title: '必填项配置',
        items: [
            {
                label: '昵称',
                prop: 'nickname',
                component: {
                    name: 'el-input'
                },
                // 是否必填,默认判断绑定值是否空
                required: true
            },
            {
                label: '手机号',
                prop: 'phone',
                component: {
                    name: 'el-input',
                    props: {
                        maxlength: 11
                    }
                },
                // 自定义规则
                // 基础用法可参考:https://element-plus.gitee.io/zh-CN/component/form.html
                // 高级用法可参考:https://github.com/yiminghe/async-validator
                rules: [
                    {
                        required: true,
                        validator: (rule, value, callback) => {
                            if (value === '') {
                                callback(new Error('手机号不能为空'));
                            } else if (!/^1[3456789]\d{9}$/.test(value)) {
                                callback(new Error('手机号格式错误'));
                            } else {
                                callback();
                            }
                        }
                    }
                ]
            },
            {
                label: '是否必填',
                prop: 'required',
                component: {
                    name: 'el-switch',
                    props: {
                        onChange(val) {
                            // 【很重要】动态设置
                            Form.value.setData('nickname', { required: val });
 
                            // 如果不必填,可以加一步骤清空校验
                            if (!val) {
                                Form.value.clearValidate('nickname');
                            }
                        }
                    }
                },
                value: true
            }
        ],
        on: {
            submit(data, { close }) {
                close();
            }
        }
    });
}
</script>