NSArray *originalArray = @[@1,@2666661,@12,@11,@0];
    //block比较方法,数组中可以是NSInteger,NSString(需要转换)
    NSComparator finderSort = ^(id string1,id string2){
        
        if ([string1 integerValue] > [string2 integerValue]) {
            return (NSComparisonResult)NSOrderedDescending;
        }else if ([string1 integerValue] < [string2 integerValue]){
            return (NSComparisonResult)NSOrderedAscending;
        }
        else
            return (NSComparisonResult)NSOrderedSame;
    };
    
    //数组排序:
    NSArray *resultArray = [originalArray sortedArrayUsingComparator:finderSort];
    NSInteger i = resultArray.count - 1;
    NSLog(@"排序结果:%@",resultArray);
    NSLog(@"排序结果最大:%@",resultArray[i]);
    NSLog(@"排序结果最小:%@",resultArray[0]);

 

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