swift http请求返回json数据并解析
json
适用于现代 C++ 的 JSON。
项目地址:https://gitcode.com/gh_mirrors/js/json
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1 AppDelegate.swift
//
// AppDelegate.swift
// QQDemo
//
// Created by 赵超 on 14-6-21.
// Copyright (c) 2014年 赵超. All rights reserved.
//
import UIKit
@UIApplicationMain
class AppDelegate: UIResponder, UIApplicationDelegate {
var window: UIWindow?
func application(application: UIApplication, didFinishLaunchingWithOptions launchOptions: NSDictionary?) -> Bool {
self.window = UIWindow(frame: UIScreen.mainScreen().bounds)
// Override point for customization after application launch.
self.window!.backgroundColor = UIColor.whiteColor()
self.window!.makeKeyAndVisible()
var root=RootViewController()
self.window!.rootViewController=root
return true
}
func applicationWillResignActive(application: UIApplication) {
// Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
// Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game.
}
func applicationDidEnterBackground(application: UIApplication) {
// Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.
// If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
}
func applicationWillEnterForeground(application: UIApplication) {
// Called as part of the transition from the background to the inactive state; here you can undo many of the changes made on entering the background.
}
func applicationDidBecomeActive(application: UIApplication) {
// Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
}
func applicationWillTerminate(application: UIApplication) {
// Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
}
}
2.rootViewController.swift
//
// RootViewController.swift
// QQDemo
//
// Created by 赵超 on 14-6-21.
// Copyright (c) 2014年 赵超. All rights reserved.
//
import UIKit
class RootViewController: UIViewController {
var btn:UIButton?
var text:UITextField?
var lable:UILabel?
override func viewDidLoad() {
super.viewDidLoad()
//TextField
text=UITextField()
text!.frame=CGRectMake(20,30,self.view.bounds.size.width-40,30)
text!.placeholder="http://"
text!.borderStyle = .RoundedRect
//Button
btn=UIButton()
btn!.frame=CGRectMake(20, 80, 60, 30)
btn!.setTitle("HTTP",forState:.Normal)
btn!.addTarget(self,action:"onclick",forControlEvents:.TouchUpInside)
btn!.backgroundColor=UIColor.redColor()
//Lable
lable=UILabel()
lable!.frame=CGRectMake(0,120,self.view.bounds.size.width,self.view.bounds.size.height)
lable!.backgroundColor=UIColor.grayColor()
lable!.lineBreakMode = .ByWordWrapping;
lable!.numberOfLines=0
self.view.addSubview(self.btn)
self.view.addSubview(lable)
self.view.addSubview(text)
// Do any additional setup after loading the view.
}
func connection(connection:NSURLConnection!,didReceiveData data:NSData!){
var returnString:NSString?
returnString=NSString(data:data,encoding:NSUTF8StringEncoding)
println(returnString)
let jsonData = NSJSONSerialization.JSONObjectWithData(data, options: NSJSONReadingOptions.MutableContainers, error: nil) as NSDictionary
var str="result:\n"+String(returnString!)
for (key,value) in jsonData{
str+="\n key-->\(key)"+" value=\(value) "
}
lable!.text=str
}
func onclick(){
var url:String=text!.text
if url=="" {
// let alert=UIAlertView()
// alert.title="Error"
// alert.message="please enter url!"
// alert.addButtonWithTitle("Ok")
// alert.show()
var urlString:String?="http://192.168.1.104:8080/Attendace/JsonController/getJson"
httpRequest(urlString!)
}else{
httpRequest(url)
}
}
func httpRequest( urlString:String){
var url:NSURL?
var requrst:NSURLRequest?
var conn:NSURLConnection?
url=NSURL.URLWithString(urlString)
requrst=NSURLRequest(URL:url)
conn=NSURLConnection(request: requrst,delegate: self)
println(conn)
if(conn){
println("http连接成功!")
}else{
println("http连接失败!")
}
}
override func didReceiveMemoryWarning() {
super.didReceiveMemoryWarning()
// Dispose of any resources that can be recreated.
}
}
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适用于现代 C++ 的 JSON。
最近提交(Master分支:4 个月前 )
f06604fc
* :page_facing_up: bump the copyright years
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* :page_facing_up: bump the copyright years
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* :page_facing_up: bump the copyright years
Signed-off-by: Niels Lohmann <niels.lohmann@gmail.com>
---------
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
Signed-off-by: Niels Lohmann <niels.lohmann@gmail.com> 30 天前
d23291ba
* add a ci step for Json_Diagnostic_Positions
Signed-off-by: Harinath Nampally <harinath922@gmail.com>
* Update ci.cmake to address review comments
Signed-off-by: Harinath Nampally <harinath922@gmail.com>
* address review comment
Signed-off-by: Harinath Nampally <harinath922@gmail.com>
* fix typo in the comment
Signed-off-by: Harinath Nampally <harinath922@gmail.com>
* fix typos in ci.cmake
Signed-off-by: Harinath Nampally <harinath922@gmail.com>
* invoke the new ci step from ubuntu.yml
Signed-off-by: Harinath Nampally <harinath922@gmail.com>
* issue4561 - use diagnostic positions for exceptions
Signed-off-by: Harinath Nampally <harinath922@gmail.com>
* fix ci_test_documentation check
Signed-off-by: Harinath Nampally <harinath922@gmail.com>
* address review comments
Signed-off-by: Harinath Nampally <harinath922@gmail.com>
* fix ci check failures for unit-diagnostic-postions.cpp
Signed-off-by: Harinath Nampally <harinath922@gmail.com>
* improvements based on review comments
Signed-off-by: Harinath Nampally <harinath922@gmail.com>
* fix const correctness string
Signed-off-by: Harinath Nampally <harinath922@gmail.com>
* further refinements based on reviews
Signed-off-by: Harinath Nampally <harinath922@gmail.com>
* add one more test case for full coverage
Signed-off-by: Harinath Nampally <harinath922@gmail.com>
* ci check fix - add const
Signed-off-by: Harinath Nampally <harinath922@gmail.com>
* add unit tests for json_diagnostic_postions only
Signed-off-by: Harinath Nampally <harinath922@gmail.com>
* fix ci_test_diagnostics
Signed-off-by: Harinath Nampally <harinath922@gmail.com>
* fix ci_test_build_documentation check
Signed-off-by: Harinath Nampally <harinath922@gmail.com>
---------
Signed-off-by: Harinath Nampally <harinath922@gmail.com> 30 天前
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