字符串数组排序

字符串数组排序

NSArray *charArray = @[@"string 1",@"String 21",@"string 12",@"String 11",@"String 02"];
    NSStringCompareOptions comparisonOptions = NSCaseInsensitiveSearch|NSNumericSearch|
    NSWidthInsensitiveSearch|NSForcedOrderingSearch;
    NSComparator sort = ^(NSString *obj1,NSString *obj2){
        NSRange range = NSMakeRange(0,obj1.length);
        return [obj1 compare:obj2 options:comparisonOptions range:range];
    };
    NSArray *resultArray2 = [charArray sortedArrayUsingComparator:sort];
    NSLog(@"字符串数组排序结果%@",resultArray2);