iOS - OC - 网络请求 - 中文转码

 #import "ViewController.h"

 @interface ViewController ()

 @end

 @implementation ViewController

 #pragma mark ----------------------
#pragma mark Events
-(void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event
{
[self post];
} #pragma mark ----------------------
#pragma mark Methods
-(void)get
{ NSString *urlStr = @"http://120.25.226.186:32812/login2?username=小码哥&pwd=520it&type=JSON"; NSLog(@"转码前: %@",urlStr); //中文转码处理:请求接口有中文
urlStr = [urlStr stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]; NSLog(@"转码后: %@",urlStr); //1.url
NSURL *url = [NSURL URLWithString:urlStr]; //http://120.25.226.186:32812/login2?username=%E5%B0%8F%E7%A0%81%E5%93%A5&pwd=520it&type=JSON NSLog(@"url------%@",url); //2.urlrequest
NSURLRequest *request = [NSURLRequest requestWithURL:url]; //3.connect
[NSURLConnection sendAsynchronousRequest:request queue:[NSOperationQueue mainQueue] completionHandler:^(NSURLResponse * _Nullable response, NSData * _Nullable data, NSError * _Nullable connectionError) { //容错处理
if (connectionError) {
NSLog(@"%@",connectionError);
return ;
}
//4.解析
NSLog(@"%@",[[NSString alloc]initWithData:data encoding:NSUTF8StringEncoding]);
}]; } -(void)post
{
//观察URL中是否有中文,如果有中文则需要转码
NSString *urlStr = @"http://120.25.226.186:32812/login2"; //username=小码哥&pwd=520it&type=JSON
//1.url
NSURL *url = [NSURL URLWithString:urlStr]; //2.urlrequest
NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url]; //2.1 post
request.HTTPMethod = @"POST"; //2.2 body
request.HTTPBody = [@"username=小码哥&pwd=520it&type=JSON" dataUsingEncoding:NSUTF8StringEncoding]; //3.connect
[NSURLConnection sendAsynchronousRequest:request queue:[NSOperationQueue mainQueue] completionHandler:^(NSURLResponse * _Nullable response, NSData * _Nullable data, NSError * _Nullable connectionError) { //容错处理
if (connectionError) {
NSLog(@"%@",connectionError);
return ;
}
//4.解析
NSLog(@"%@",[[NSString alloc]initWithData:data encoding:NSUTF8StringEncoding]);
}]; }
@end
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