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plantpurecode/gist:3145880

Created July 19, 2012 18:36
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gistfile1.m
@interface NSArray(JRAdditions)
- (id)jr_objectAtIndex:(long long)index {
NSUInteger realIndex = index;
if(index < 0) {
realIndex = [self count] - (+index);
}
return [self objectAtIndex:realIndex];
}
@end
@asmallteapot
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Wrap-around indexes? Neat!

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