Haskell like (c:cs) syntax

[Ricardo Aráoz]

Marco Mariani wrote:
> Ricardo Aráoz ha scritto:
> 
>> L = ['one', 'two', 'three', 'four', 'five']
>>
>> print L[0]    # This would be 'head'
>> print L[1:]   # This would be 'tail'
>>
>> Caution : L[0] and L[1:] are COPIES of the head and tail of the list.
> 
> This might surprise people who see L[1:] = [], since changing a copy is 
> not supposed to change the original.
> 

Sorry, should have written RETURN copies instead of ARE copies.