- (void)loadDataFromUrl
{
NSURL* url = [NSURL URLWithString:@"http://m.weather.com.cn/data/101190408.html"];
NSMutableURLRequest * urlRequest=[NSMutableURLRequest requestWithURL:url];
NSURLConnection* urlConn = [[NSURLConnection alloc] initWithRequest:urlRequest delegate:self];
[urlConn start];
} - (void)connection:(NSURLConnection *)connection didReceiveResponse:(NSURLResponse*)response
{
NSHTTPURLResponse* rsp = (NSHTTPURLResponse*)response;
int code = [rsp statusCode];
if (code != )
{
[connection cancel];
[connection release];
connection = nil;
}
else
{
if (mData != nil)
{
[mData release];
mData = nil;
}
mData = [[NSMutableData alloc] init];
}
} - (void)connection:(NSURLConnection *)connection didReceiveData:(NSData *)data
{
[mData appendData:data];
} - (void)connectionDidFinishLoading:(NSURLConnection *)connection
{
// [self hideAlert];
NSString* backString = [[NSMutableString alloc] initWithData:mData encoding:NSUTF8StringEncoding];
NSMutableDictionary *backData =[backString JSONValue];
NSLog(@"%@",backData);
connection = nil;
} -(void)connection:(NSURLConnection *)connection didFailWithError:(NSError *)error
{
[connection release];
connection = nil;
} -(void)showAlertView:(NSString*)titleStr
{
UIAlertView *myalert = [[UIAlertView alloc]
initWithTitle:@"提示"
message:titleStr
delegate:self
cancelButtonTitle:@"取消"
otherButtonTitles:nil];
[myalert show];
[myalert release];
}