[fpc-pascal] Re: Correct use of var in function calls?

[michael.vancanneyt at wisa.be]

On Sun, 6 Feb 2011, Florian Klämpfl wrote:

> Am 06.02.2011 18:53, schrieb Bo Berglund:
>>
>> So in summary:
>> If the called method changes the length of teh dynamic array it must
>> be passed as a var, otherwise the length change will be lost when
>> exiting the method.
>
> I'd even propose that one uses var as soon as he plans to change the
> array. It makes the code easier to understand.

Indeed. It indicates that you expect the array to be changed.

Michael.