小编Jus*_*399的帖子

我正在使用 React Material UI

我想在后端计算的某些条件下显示错误。

我使用了 Material UI-datepicker 但无法显示错误

import * as React from 'react';
import TextField from '@mui/material/TextField';
import AdapterDateFns from '@mui/lab/AdapterDateFns';
import LocalizationProvider from '@mui/lab/LocalizationProvider';
import DatePicker from '@mui/lab/DatePicker';

const PickupDatePickerComponent = (props) => {

  const [value, setValue] = React.useState(null);

  const handleChange = (newValue)=>{
    setValue(newValue);
  }

  const todayDate = new Date();

  return (
    <LocalizationProvider style={{ width:"100%"}} dateAdapter={AdapterDateFns}>
      <DatePicker
        label="example"
        value={value}
        onChange={handleChange}
        minDate={todayDate}
        renderInput={(params) => <TextField 
          error
          helperText="Your error message" 
          {...params} sx={{ width:"100%" }} 
        />}
        onError={true}
        error
        helperText="Your error …