转载自:此处
1.
NSURL *url = [NSURL URLWithString:@"http://www.baidu.com/search?id=1"];
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NSLog(@"scheme:%@", [url scheme]); //协议 http
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NSLog(@"host:%@", [url host]); //域名 www.baidu.com
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NSLog(@"absoluteString:%@", [url absoluteString]); //完整的url字符串 http://www.baidu.com:8080/search?id=1 (刚才在真机上跑了一下,并没有打印出来端口 8080 啊)
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NSLog(@"relativePath: %@", [url relativePath]); //相对路径 search
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NSLog(@"port :%@", [url port]); // 端口 8080
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NSLog(@"path: %@", [url path]); // 路径 search
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NSLog(@"pathComponents:%@", [url pathComponents]); // search
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NSLog(@"Query:%@", [url query]); //参数 id=1