인프런 커뮤니티 질문&답변
작성한 질문수
e.preventDefault();
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조금 사소한 질문입니다..
e.preventDefault();
type error: not a function 출력돼서 e.preventDefault; 이렇게하니까 되던데 상관없는건가요?
답변 4
2
1
0
0
강동협
질문자
import React, { useState, useCallback } from 'react';
import { Form, Input, Checkbox, Button } from 'antd';
const Signup = () => {
const [passwordCheck, setPasswordCheck] = useState('');
const [passwordError, setPasswordError] = useState(false);
const [term, setTerm] = useState(false);
const [termError, setTermError] = useState(false);
const useInput = (initValue = null) => {
const [value, setter] = useState(initValue);
const handler = useCallback((e) => {
setter(e.target.value);
}, []);
return [value, handler];
};
const [id, onChangeId] = useInput('');
const [nick, onChangeNick] = useInput('');
const [password, onChangePassword] = useInput('');
const onSubmit = useCallback(
(e) => {
e.preventDefault();
if (password !== passwordCheck) {
return setPasswordError(true);
}
if (!term) {
return setTermError(true);
}
console.log({
id,
nick,
password,
passwordCheck,
term,
});
},
[password, passwordCheck, term]
);
const onChangePasswordCheck = useCallback(
(e) => {
setPasswordError(e.target.value !== password);
setPasswordCheck(e.target.value);
},
[password]
);
const onChangeTerm = useCallback((e) => {
setTermError(false);
setTerm(e.target.checked);
}, []);
return (
<>
<Form onFinish={onSubmit} style={{ padding: 10 }}>
<div>
<label htmlFor='user-id'>아이디</label>
<br />
<Input name='user-id' value={id} required onChange={onChangeId} />
</div>
<div>
<label htmlFor='user-nick'>닉네임</label>
<br />
<Input
name='user-nick'
value={nick}
required
onChange={onChangeNick}
/>
</div>
<div>
<label htmlFor='user-password'>비밀번호</label>
<br />
<Input
name='user-password'
value={password}
type='password'
required
onChange={onChangePassword}
/>
</div>
<div>
<label htmlFor='user-password-check'>비밀번호확인</label>
<br />
<Input
name='user-password-check'
value={passwordCheck}
type='password'
required
onChange={onChangePasswordCheck}
/>
</div>
{passwordError && (
<div style={{ color: 'red' }}>비밀번호가 일치하지 않습니다.</div>
)}
<div>
<Checkbox name='user-term' checked={term} onChange={onChangeTerm}>
약관동의
</Checkbox>
{termError && (
<div style={{ color: 'red' }}>약관에 동의하셔야 합니다.</div>
)}
</div>
<div style={{ marginTop: 10 }}>
<Button type='primary' htmlType='submit'>
가입하기
</Button>
</div>
</Form>
</>
);
};
export default Signup;