gistfile1.m

{{ACTION}} = Die Aktion, die die PHP API empfangen soll
{{METHOD}} = Die HTTP Request Method (Meist GET für lesen, POST für schreiben)
{{GET_DATEN}} = Die GET Daten im Query String Format
{{POST_DATEN}} = Die POST Daten im Query String Format


//prepar request
NSString *urlString = [NSString stringWithFormat:@"http://deineurl.com/api.php?action={{ACTION}}&{{GET_DATEN}}"];
NSMutableURLRequest *request = [[[NSMutableURLRequest alloc] init] autorelease];
[request setURL:[NSURL URLWithString:urlString]];
[request setHTTPMethod:@"{{METHOD}}"];

//set headers
NSString *contentType = [NSString stringWithFormat:@"text/html"];
[request addValue:contentType forHTTPHeaderField: @"Content-Type"];

//create the body
NSMutableData *postBody = [NSMutableData data];
[postBody appendData:[[NSString stringWithFormat:@"{{POST_DATEN}}"] dataUsingEncoding:NSUTF8StringEncoding]];
    
    //post
[request setHTTPBody:postBody];

//get response
NSHTTPURLResponse* urlResponse = nil;  
NSError *error = [[NSError alloc] init];  
NSData *responseData = [NSURLConnection sendSynchronousRequest:request returningResponse:&urlResponse error:&error];  
NSString *result = [[NSString alloc] initWithData:responseData encoding:NSUTF8StringEncoding];
NSLog(@"Response Code: %d", [urlResponse statusCode]);
if ([urlResponse statusCode] >= 200 && [urlResponse statusCode] < 300) {
    

        NSLog(@"Response: %@", result);
        
        //"result" ist nun der JSON String. Parsen und verarbeiten.
}