发送http请求(get,post)

//
//  ViewController.swift
//  http请求
//
//  Created by admin on 16/2/26.
//  Copyright © 2016年 jin. All rights reserved.
//

import UIKit

class ViewController: UIViewController {

    override func viewDidLoad() {
        super.viewDidLoad()
        self.post()
    }
    func post()
    {
        let urlStr = "http://test.com/login.php"
        // url中含有中文的话需要编码下
        let url = NSURL(string: urlStr.stringByAddingPercentEscapesUsingEncoding(NSUTF8StringEncoding)!)

        // 初始化可变请求，用以之后改变对象的属性
        let request = NSMutableURLRequest(URL: url!, cachePolicy: NSURLRequestCachePolicy.ReloadIgnoringCacheData, timeoutInterval: 10)
        request.HTTPMethod = "post"
        // 设置post数据,为字符串格式
        let postData = "username=张三&password=zhang"
        // 设置请求的data，需要转换成二进制的数据类型
        request.HTTPBody = postData.dataUsingEncoding(NSUTF8StringEncoding)
        NSURLConnection.sendAsynchronousRequest(request, queue: NSOperationQueue()) { (responce:NSURLResponse?, data:NSData?, error:NSError?) -> Void in
            if data != nil
            {
                let json:AnyObject? = try? NSJSONSerialization.JSONObjectWithData(data!, options: NSJSONReadingOptions.MutableContainers)
                print(json)
            }

        }
    }
    func get()
    {
        let urlStr = "http://test.com/login.php?username=张三&password=zhang"
        // url中含有中文的话需要编码下
        let url = NSURL(string: urlStr.stringByAddingPercentEscapesUsingEncoding(NSUTF8StringEncoding)!)
        let request = NSURLRequest(URL: url!, cachePolicy: NSURLRequestCachePolicy.ReloadIgnoringCacheData, timeoutInterval: 10)
        NSURLConnection.sendAsynchronousRequest(request, queue: NSOperationQueue()) { (responce:NSURLResponse?, data:NSData?, error:NSError?) -> Void in
            if data != nil
            {
                let json:AnyObject? = try? NSJSONSerialization.JSONObjectWithData(data!, options: NSJSONReadingOptions.MutableContainers)
                print(json)
            }

        }
    }
}