Mike, thanks for your response. I looked at -substringWithRange but could not
discern how exactly I would apply it. I will take another look.
Thanks, Jim
On Apr 17, 2011, at 3:22 PM, Mike Abdullah wrote:
> 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
>> jimrogers_w4...@me.com
>> http://web.me.com/jimrogers_w4atk
>>
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>
JIM ROGERS
jimrogers_w4...@me.com
http://web.me.com/jimrogers_w4atk
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