网络编程练习 -- POST-JSON数据
LWTViewController.m
// // LWTViewController.m // 网络编程练习 -- POST-JSON数据 // // Created by apple on 14-7-2. // Copyright (c) 2014年 lwt. All rights reserved. // #import "LWTViewController.h" @interface LWTViewController () @end @implementation LWTViewController - (void)viewDidLoad { [super viewDidLoad]; // Do any additional setup after loading the view, typically from a nib. } - (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event { NSURL *url = [NSURL URLWithString:@"http://192.168.1.24:8080/MJServer/resources/order"]; NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url]; request.HTTPMethod = @"POST"; [request setValue:@"application/json" forHTTPHeaderField:@"Content-Type"]; NSDictionary *json = @{ @"order_id" : @"123", @"user_id" : @"456", @"shop" : @"Toll" }; NSData *data = [NSJSONSerialization dataWithJSONObject:json options:NSJSONWritingPrettyPrinted error:nil]; request.HTTPBody = data; [NSURLConnection sendAsynchronousRequest:request queue:[NSOperationQueue mainQueue] completionHandler:^(NSURLResponse *response, NSData *data, NSError *connectionError) { NSLog(@"%d", data.length); }]; } @end
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