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94 lines
2.0 KiB
Markdown
94 lines
2.0 KiB
Markdown
---
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order: 23
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title:
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zh-CN: 动态校验规则
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en-US: Dynamic Rules
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---
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## zh-CN
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根据不同情况执行不同的校验规则。
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## en-US
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Perform different check rules according to different situations.
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```tsx
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import React, { useState, useEffect } from 'react';
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import { Form, Input, Button, Checkbox } from 'antd';
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const formItemLayout = {
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labelCol: { span: 4 },
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wrapperCol: { span: 8 },
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};
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const formTailLayout = {
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labelCol: { span: 4 },
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wrapperCol: { span: 8, offset: 4 },
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};
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const DynamicRule = () => {
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const [form] = Form.useForm();
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const [checkNick, setCheckNick] = useState(false);
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useEffect(() => {
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form.validateFields(['nickname']);
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}, [checkNick]);
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const onCheckboxChange = e => {
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setCheckNick(e.target.checked);
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};
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const onCheck = async () => {
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try {
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const values = await form.validateFields();
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console.log('Success:', values);
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} catch (errorInfo) {
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console.log('Failed:', errorInfo);
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}
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};
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return (
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<Form form={form} name="dynamic_rule">
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<Form.Item
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{...formItemLayout}
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name="username"
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label="Name"
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rules={[
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{
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required: true,
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message: 'Please input your name',
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},
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]}
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>
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<Input placeholder="Please input your name" />
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</Form.Item>
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<Form.Item
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{...formItemLayout}
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name="nickname"
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label="Nickname"
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rules={[
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{
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required: checkNick,
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message: 'Please input your nickname',
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},
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]}
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>
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<Input placeholder="Please input your nickname" />
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</Form.Item>
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<Form.Item {...formTailLayout}>
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<Checkbox checked={checkNick} onChange={onCheckboxChange}>
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Nickname is required
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</Checkbox>
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</Form.Item>
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<Form.Item {...formTailLayout}>
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<Button type="primary" onClick={onCheck}>
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Check
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</Button>
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</Form.Item>
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</Form>
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);
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};
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ReactDOM.render(<DynamicRule />, mountNode);
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```
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