const TriggerOnce = useCallback(() => {
let count = 0;
return () => {
if (count === 0) {
count += 1;
onSubmit();
}
};
}, []);
const trigger=TriggerOnce()
const onSubmit = () => {表单提交的逻辑}
<Button block type="submit" onClick={trigger} color="primary" size="middle"> 提交</Button>