ios一次性上传多张图片

        AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];
        [manager POST:url parameters:params constructingBodyWithBlock:^(id<AFMultipartFormData> formData) {
            
            NSMutableArray *arr =imageDataArry;
            for(int i = 0; i <arr.count; i++){
                UIImage *image=arr[i];
                NSString * Name = [NSString stringWithFormat:@"image%d", i+1];            // 上传filename
                NSString * fileName = [NSString stringWithFormat:@"%@.jpg", Name];
                [formData appendPartWithFileData:UIImageJPEGRepresentation(image, 0.5) name:Name fileName:fileName mimeType:@"image/jpeg"];
            }
        } success:^(AFHTTPRequestOperation *operation, id responseObject){
            if ([userSetInfoModel.code isEqualToString:@"1"]) {
                
            }else if ([userSetInfoModel.code isEqualToString:@"0"]) {
                [self showAlretTitle:@"失败" msg:nil];
            }else if ([userSetInfoModel.code isEqualToString:@"-1"]) { //参数错误
                [self showAlretTitle:@"设置失败" msg:@"参数错误"];
            }
        } failure:^(AFHTTPRequestOperation *operation, NSError *error) {
            [MBProgressHUD hideHUDForView:self.view animated:YES];
        }];