//创建请求管理者
AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];
//申明返回的结果是json类型
manager.responseSerializer = [AFJSONResponseSerializer serializer];
//申明请求的数据是json类型
manager.requestSerializer = [AFJSONRequestSerializer serializer];
//如果报接受类型不一致请替换一致text/html或别的
manager.responseSerializer.acceptableContentTypes = [NSSet setWithObject:@"application/json"];
//传入的参数
NSMutableDictionary *params = [NSMutableDictionary dictionary];
params[@"c_mobile"] = self.nameTextField.text;
params[@"c_pass"] = self.pwdTextFiled.text;
[manager POST:[Http_Url loginUrl] parameters:params success:^(AFHTTPRequestOperation *operation, id responseObject) {
NSLog(@"responseObject = %@", responseObject);
NSLog(@"登陆请求成功");
} failure:^(AFHTTPRequestOperation *operation, NSError *error) {
NSLog(@"Error = %@", error);
NSLog(@"登陆请求失败");
}];