Re: Lesson 5, Arrays, Static, Dynamic, Multi Dimesional.

* Hal Vaughan:
> Alf P. Steinbach wrote:
> 
>> * TheDevil:
>>> [raw] Arrays in C/C++ ... can lead to hard to find bugs pretty easily.
>> Yes, that's right.
>>
>> As a novice, preferentially use std::vector, and use 'at(i)' rather
than
>> '[i]'.
> 
> Why use at(i) over [i]?

Because it reacts to indexing errors by throwing an exception, instead of 
silently producing an incorrect result or tra****ng some memory area.

In other words, it provides guaranteed bounds-checking.

So it's much easier to detect those nefarious bugs.


Cheers, & hth.,

- Alf