📅  最后修改于: 2022-03-11 15:03:44.995000             🧑  作者: Mango
import React, { useEffect, useState } from "react";
import { useLocation } from "react-router-dom";
function CheckoutDetails() {
const location = useLocation();
const [amountValue, setAmountValue] = useState(1);
// function to get query params using URLSearchParams
useEffect(() => {
const searchParams = new URLSearchParams(location.search);
if (searchParams.has("amount")) {
const amount = searchParams.get("amount");
setAmountValue(parseInt(amount, 10));
} else {
setAmountValue(1);
}
}, [location]);
return (
Amount: {amountValue}
)