[fpc-pascal]Word count function

Jonas Maebe jonas at zeus.rug.ac.be
Tue Oct 2 17:32:37 CEST 2001


On dinsdag, oktober 2, 2001, at 05:08 , Barry Kelly wrote:

>> Much faster? Boy, was that an understatement. [...] But I must confess
>> that I don't know exactly why there would be such a huge difference. 
>> Why
>> is a "set of char" soooo much faster then a const?
>
> Because Pascal isn't C. :-) Pascal has this concept built in; Pos checks
> for a string in another string, it isn't optimized for just a character.

We do have a separate version of pos for use with a character as first 
parameter. The reason it's much faster has been already explained with 
someone else (set ~ array[char] of boolean)


Jonas





More information about the fpc-pascal mailing list