Re: NSString "midstring()"
Re: NSString "midstring()"
- Subject: Re: NSString "midstring()"
- From: Mike Abdullah <email@hidden>
- Date: Sun, 17 Apr 2011 21:22:55 +0100
Why not use -substringWithRange: ?
On 17 Apr 2011, at 21:09, JAMES ROGERS wrote:
> I know there must be a better way but this was all I could come up with as a rookie cocoa programmer to get a substring out of a very long NSString from a textView growing as the operator types in the message content. The receive buffer in the chip I am talking to will only take 80 characters before an XOFF (buffer 2/3 full). XON occurs when the chip buffer is reduced to about 1/3 full. This routine is in a thread that reads data from the chip as well.
>
> char sndBuffer[65];
> int j;
>
> characterIndex++; // is always sitting at the last character sent so advance to the next character in string.
> for (j = 0; j < 65; j++) {
> sndBuffer[j] = [string characterAtIndex:characterIndex];
> characterIndex++;
> }
> sndBuffer[j] = 0x00;
> substring = [NSString stringWithUTF8String:sndBuffer];
>
> It works flawlessly, but there oughta be a way without reverting to C?
> Suggestions very much welcomed.
>
> JIM ROGERS
> email@hidden
> http://web.me.com/jimrogers_w4atk
>
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