读取某变量的值(NSURL

#import <Foundation/Foundation.h>

NSDictionary *headers = @{ @"Connection": @"keep-alive",
@"Cache-Control": @"max-age=0",
@"Upgrade-Insecure-Requests": @"",
@"User-Agent": @"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.81 Safari/537.36",
@"Accept": @"text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8",
@"Accept-Encoding": @"gzip, deflate, br",
@"Accept-Language": @"zh-CN,zh;q=0.9",
@"cache-control": @"no-cache"}; NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:[NSURL URLWithString:@"http://127.0.0.1:39321/iotgateway/read?ids=Channel1.Device1.tag1,Channel1.Device1.tag2"]
cachePolicy:NSURLRequestUseProtocolCachePolicy
timeoutInterval:10.0];
[request setHTTPMethod:@"GET"];
[request setAllHTTPHeaderFields:headers]; NSURLSession *session = [NSURLSession sharedSession];
NSURLSessionDataTask *dataTask = [session dataTaskWithRequest:request
completionHandler:^(NSData *data, NSURLResponse *response, NSError *error) {
if (error) {
NSLog(@"%@", error);
} else {
NSHTTPURLResponse *httpResponse = (NSHTTPURLResponse *) response;
NSLog(@"%@", httpResponse);
}
}];
[dataTask resume];

列出所有变量

#import <Foundation/Foundation.h>

NSDictionary *headers = @{ @"Connection": @"keep-alive",
@"Cache-Control": @"max-age=0",
@"Upgrade-Insecure-Requests": @"",
@"User-Agent": @"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.81 Safari/537.36",
@"Accept": @"text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8",
@"Accept-Encoding": @"gzip, deflate, br",
@"Accept-Language": @"zh-CN,zh;q=0.9",
@"cache-control": @"no-cache" }; NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:[NSURL URLWithString:@"http://127.0.0.1:39321/iotgateway/browse"]
cachePolicy:NSURLRequestUseProtocolCachePolicy
timeoutInterval:10.0];
[request setHTTPMethod:@"GET"];
[request setAllHTTPHeaderFields:headers]; NSURLSession *session = [NSURLSession sharedSession];
NSURLSessionDataTask *dataTask = [session dataTaskWithRequest:request
completionHandler:^(NSData *data, NSURLResponse *response, NSError *error) {
if (error) {
NSLog(@"%@", error);
} else {
NSHTTPURLResponse *httpResponse = (NSHTTPURLResponse *) response;
NSLog(@"%@", httpResponse);
}
}];
[dataTask resume];

kepware http接口 Objective-C开发的更多相关文章

  1. kepware http接口 GO语言开发

    读取某变量的值 package main import ( "fmt" "net/http" "io/ioutil" ) func main ...

  2. kepware http接口 java语言开发

    读取某变量的值(OK HTTP OkHttpClient client = new OkHttpClient(); Request request = new Request.Builder() .u ...

  3. Windows下搭建objective C开发环境

    摘自:http://blog.csdn.net/zhanghefu/article/details/18320827 最近打算针对iPhone.iPod touch和iPad开发一些应用,所以,需要开 ...

  4. Windows在结构objective C开发环境

    对于近期打算iPhone.iPod touch和iPad开发一些应用程序,所以.需要开始学习Objective C(苹果推出的类似C语言的开发语言).因为苹果的自我封闭的产业链发展模式(从芯片.机器. ...

  5. 早期MyBatis开发与接口式Mybatis开发的简介

    早期MyBatis开发与接口式Mybatis开发的简介 一.早期版本的myBatis使用 导jar包            1.配置mybatis.xml的配置文件                1) ...

  6. 小D课堂【SpringBoot】接口Http协议开发实战

    ---恢复内容开始--- ====================2.SpringBoot接口Http协议开发实战 ============================= 1.SpringBoot ...

  7. C#二次开发BIMFACE系列61 File Management文件管理服务接口二次开发及实战详解

    系列目录     [已更新最新开发文章,点击查看详细] 在我的博客<C#二次开发BIMFACE系列61 File Management文件管理服务接口二次开发及实战详解>最后列出了 Fil ...

  8. kepware http接口 nodejs开发

    读取某变量的值(native var http = require("http"); var options = { "method": "GET&q ...

  9. kepware http接口 javascript开发

    读取某变量的值(jquery var settings = { "async": true, "crossDomain": true, "url&qu ...

随机推荐

  1. mySLQ数据库 练习题

    MySQL 练习题1 DROP TABLE IF EXISTS `liuyan`; CREATE TABLE `liuyan` ( `id` int(11) NOT NULL AUTO_INCREME ...

  2. Python 列表推导实例

    #!/usr/bin/python # -*- coding: utf-8 -*- with open('e:/123.txt') as fp:row = fp.readlines() #打开并读取所 ...

  3. (转)无效的CurrentPageIndex 值。它必须大于等于0 且小于PageCount 解决方案

    第一种: 当以某种条件来查询的时候 其中的结果是以一个结果为条件的datagrid分页 采用字查询到条件下加入如下代码: [c-sharp] view plaincopyprint? protecte ...

  4. 利用Swoole编写一个TCP服务器,顺带测试下Swoole的4层生命周期

    1首先我们写一个入口脚本,这里简单点的功能就是开启服务和关闭服务 <?php //CLI命令 if(isset($argv[1]) && in_array($argv[1], [ ...

  5. BPF+XDP比较全的资料都在这里

    Dive into BPF: a list of reading material Sep 1, 2016 • Quentin Monnet◀Table of contents What is BPF ...

  6. python下的MySQL数据库编程

    https://www.tutorialspoint.com/python/python_database_access.htm if you need to access an Oracle dat ...

  7. CentOS 7.0 安装配置LAMP服务器方法(Apache+PHP+MariaDB)(转)

    转自:http://www.jb51.net/os/188488.html 作者:佚名 字体:[增加 减小] 来源:osyunwei  准备篇: CentOS 7.0系统安装配置图解教程 http:/ ...

  8. Spring IOC(一)体系结构

    Spring IOC(一)体系结构 Spring 系列目录(https://www.cnblogs.com/binarylei/p/10198698.html) BeanFactory 是Spring ...

  9. mysql完装成功后的提示。

    To start mysqld at boot time you have to copysupport-files/mysql.server to the right place for your ...

  10. C#动态显示时间

    private void timer1_Tick(object sender, EventArgs e) { DateTime dt = DateTime.Now; label1.Text = dt. ...