ios内购

1.填写税务信息

2.建立应用

3.建立商品.

4.代码部分：

---

是否允许内购

[SKPaymentQueue canMakePayments]

---

查询内购产品

   NSSet* set = [NSSetsetWithArray:@[p.productId]];

    SKProductsRequest * request = [[SKProductsRequest alloc] initWithProductIdentifiers:set];

    request.delegate=self;

    [request start];

---

查询结果

-(void)productsRequest:(SKProductsRequest *)request didReceiveResponse:(SKProductsResponse *)response{

    SKProduct*product = response.products[0];

    [self startPayment:product];

}

---

发起购买

- (void)startPayment:(SKProduct *)pro{

    SKPayment * payment = [SKPayment paymentWithProduct:pro];

    [[SKPaymentQueue defaultQueue] addPayment:payment];

}

---

- (void)paymentQueue:(SKPaymentQueue*)queueupdatedTransactions:(NSArray *)transactionsNS_AVAILABLE_IOS(3_0){

        SKPaymentTransaction*transaction = transactions[0];

        switch(transaction.transactionState)

        {

            case SKPaymentTransactionStatePurchased://交易完

                break;

            case SKPaymentTransactionStateFailed://交易失败

                break;

            case SKPaymentTransactionStateRestored://已经购买过该商品

                break;

            case SKPaymentTransactionStatePurchasing://商品添加进列表

                break;

            case SKPaymentTransactionStateDeferred://状态未确定

            default:

                break;

        }

    }

---

结束交易

        [[SKPaymentQueue defaultQueue] finishTransaction: transaction];