原生的请求方法

// 输入动态密码的请求

-(void)inputPassWord{

    __weak typeof(self)weakSelf = self;

    NSMutableDictionary * dict = [NSMutableDictionary dictionary];

    [dictsetObject:[self.textFieldArray lastObject].text forKey:@"captcha"];

    NSURLSession *session = [NSURLSession sharedSession];

    NSMutableURLRequest * request = [NSMutableURLRequest requestWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/%@/%@/%@",OPERATOR,@"tasks",self.tokenString,@"input"]]];

    request.HTTPMethod=@"post";

    [requestsetValue:OPERATORAPIKEY forHTTPHeaderField:@"Authorization"];

    [requestsetValue:@"application/json" forHTTPHeaderField:@"Content-Type"];

    NSData * data = [NSJSONSerialization dataWithJSONObject:dict options:NSJSONWritingPrettyPrinted error:nil];

    request.HTTPBody= data;

  NSURLSessionDataTask* dataTask =  [sessiondataTaskWithRequest:requestcompletionHandler:^(NSData*_Nullabledata,NSURLResponse*_Nullableresponse,NSError*_Nullableerror) {

      NSDictionary *datadict = [NSJSONSerialization JSONObjectWithData:data options:NSJSONReadingAllowFragments error:nil];



      [weakSelftaskProcess:datadict[@"data"]];

      NSLog(@"动态密码字典%@",datadict);



    }];

    [dataTaskresume];

}