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- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
{
// 1.URL
NSURL *url = [NSURL URLWithString:@"http://localhost:8080/MJServer/order"];
// 2.请求
NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url];
// 3.请求方法
request.HTTPMethod = @"POST";
// 4.设置请求体(请求参数)
// 创建一个描述订单信息的JSON数据
NSDictionary *orderInfo = @{
@"shop_id" : @"1243324",
@"shop_name" : @"啊哈哈哈",
@"user_id" : @"899"
};
//把字典转换为可以传输的NSData类型
NSData *json = [NSJSONSerialization dataWithJSONObject:orderInfo options:NSJSONWritingPrettyPrinted error:nil];
request.HTTPBody = json;
// 5.设置请求头:这次请求体的数据不再是普通的参数,而是一个JSON数据
[request setValue:@"application/json" forHTTPHeaderField:@"Content-Type"];
// 6.发送请求
[NSURLConnection sendAsynchronousRequest:request queue:[NSOperationQueue mainQueue] completionHandler:^(NSURLResponse *response, NSData *data, NSError *connectionError) {
if (data == nil || connectionError) return;
NSDictionary *dict = [NSJSONSerialization JSONObjectWithData:data options:NSJSONReadingMutableLeaves error:nil];
NSString *error = dict[@"error"];
if (error) {
[MBProgressHUD showError:error];
} else {
NSString *success = dict[@"success"];
[MBProgressHUD showSuccess:success];
}
}];
}
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原文地址:http://www.cnblogs.com/wanghuaijun/p/5349095.html