Mui react décrit l'assistance d'entrée
const [accountId, setAccountId] = useState({ value: "", error: "" });
<FormControl variant="outlined">
<InputLabel htmlFor="accountId">Account Id</InputLabel>
<OutlinedInput
value={accountId.value}
onChange={(e) => setAccountId({value: e.target.value, error:""})}
inputProps={{
"aria-label": "Account Id",
}}
labelWidth={74}
error={!!accountId.error}
/>
{!!accountId.error && (
<FormHelperText error id="accountId-error">
{accountId.error}
</FormHelperText>
)}
</FormControl>
Dead Dormouse