Dear Gary,
The Help of Xcode says the returned C string is automatically freed just as
a returned object would be released. That means I don't need to release or
autorelease xmlStr?
Thanks,
Bing
On Sat, May 21, 2011 at 3:28 AM, Gary L. Wade
wrote:
> In your Xcode text window, hold down the opti
In your Xcode text window, hold down the option key and double click on
NSString. You will be given the option of viewing an overview of the
class. Click on the icon in the upper right side of the window that looks
like a book. This will show you a view of the documentation for NSString.
When l
Dear Evadne and all,
I appreciate so much for your replies!
You change the return value from (const char *) to (NSString *). In my
system, since I need to send the XML to a server via BSD socket. I have to
convert it to (const char *).
But I got another problem. If autoreleasing xmlStr or releas
Dear Jeff and all,
I appreciate so much for your help! After reading the document from
apple.com, I changed my code as follows. It must be fine.
Best regards,
Bing
+ (const char *) CreateSignInMessage: (NSString *)peerKey PN: (NSString
*)peerName PW:(NSString *)password
{
NSXMLElement *r
On Wed, May 18, 2011 at 2:16 PM, Ken Thomases wrote:
> On May 18, 2011, at 12:55 PM, Bing Li wrote:
>
>> NSXMLElement *root = [NSXMLNode elementWithName:"MessageRoot"];
>
> As per Cocoa's memory management conventions, you don't not own the object
> returned by -[NSXMLNode elementWithName:
On May 18, 2011, at 1:55 PM, Bing Li wrote:
> Dear all,
>
> I am creating an XML chars to transmit over TCP. When an XML is created, I
> attempt to release some resources. However, I got some weird results.
>
> The XML is simple as follows.
>
>
>
>2412432
>greatfree
>1
On 18 May 2011, at 12:55 PM, Bing Li wrote:
>NSXMLElement *root = [NSXMLNode elementWithName:"MessageRoot"];
>NSXMLDocument *xmlDoc = [[NSXMLDocument alloc]
> initWithRootElement:root];
>[xmlDoc setVersion:"1.0"];
>[xmlDoc setCharacterEncoding:"utf-8"];
// etc
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Bing Li wrote:
> But, if the releasing lines are changed as follows, it gets exceptions.
>
>
>
> [passwordElement release];
> [peerNameElement releases]; // The line is added.
> [root release];
> [xmlDoc release];
On May 18, 2011, at 12:55 PM, Bing Li wrote:
>NSXMLElement *root = [NSXMLNode elementWithName:"MessageRoot"];
As per Cocoa's memory management conventions, you don't not own the object
returned by -[NSXMLNode elementWithName:]. You have not invoked a method whose
name contains "alloc",
Dear all,
I am creating an XML chars to transmit over TCP. When an XML is created, I
attempt to release some resources. However, I got some weird results.
The XML is simple as follows.
2412432
greatfree
11
The code to create the above XML is as follows. It runs
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