Re: NSString ASCII filter

FROM : Aki Inoue
DATE : Tue Feb 12 21:01:21 2008

This should be reasonably efficient.

Aki

On 2008/02/12, at 11:58, James Hober wrote:

> What is the simplest, reasonably efficient way to determine if an 
> NSString contains a non-ASCII character?
>
> What I came up with was:
>
>    NSCharacterSet *nonASCII = [[NSCharacterSet 
> characterSetWithRange:NSMakeRange(0, 128)] invertedSet];
>    NSRange nonASCIIRange = [testString 
> rangeOfCharacterFromSet:nonASCII];
>    if (nonASCIIRange.location != NSNotFound)
>    {
>        NSLog(@"got a non-ASCII character");
>    }
>
> Thanks,
> James
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