21 lines
490 B
Mathematica
21 lines
490 B
Mathematica
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#import <Foundation/Foundation.h>
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@interface NSString (Extended)
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-(NSString *)reverseString;
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@end
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@implementation NSString (Extended)
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-(NSString *) reverseString
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{
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NSUInteger len = [self length];
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NSMutableString *rtr=[NSMutableString stringWithCapacity:len];
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// unichar buf[1];
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while (len > (NSUInteger)0) {
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unichar uch = [self characterAtIndex:--len];
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[rtr appendString:[NSString stringWithCharacters:&uch length:1]];
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}
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return rtr;
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}
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@end
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