Question

I am making one application in which one webservices need to be called, is it possible to call webservices related to JSON in background,when user press homebutton in iPhone

Answer 1

You can call asynchronous request using

NSMutableURLRequest = [NSMutableURLRequest requestWithURL:[NSURL URLWithString:@"Your webservice URL here"]];

[[NSURLConnection alloc]initWithRequest:request delegate:self];

where you can implement delegate methods