iOS Learning note 22-Network 2

Post method to set HttpMethod Httpbody

Sync Request Code Core code: nsdata *data=[nsurlconnection sendsynchronousrequest:request Returningresponse : Nil Error:nil];

Asynchronous request Nsoperationqueue *queue=[Nsoperationqueue mainqueue];

- [nsurlconnection sendasynchronousrequest:request queue:queue completionhandler:^ (NSURLResponse *response, NSData *data, Nserror *connectionerror) {

If the proxy core code is used

Nsurlrequest *request=[nsurlrequest requestwithurl:url];//is a GET request by default

Set Request Timeout

Nsmutableurlrequest *request=[nsmutableurlrequest Requestwithurl:url];

request.timeoutinterval=5.0;

2.3. Sending the request

Send an asynchronous request using a proxy (typically applied to a file download)

Nsurlconnection *conn=[nsurlconnection connectionwithrequest:request delegate:self];

[Conn start];

NSLog (@ "A request has been made---");

}

iOS Learning note 22-Network 2