[amibroker] Re: Motr loop questions

["amiabilityy" <amiabilityy@xxxxxxxxx>]

 Hi UM.
  Thanks.
 My C++ manual must be incorrect, as i cant erven find a single 
example of using  i--,

  All the decrement examples only use 1 -.


  Peter.

--- In amibroker@xxxxxxxxxxxxxxx, uenal.mutlu@xxxx wrote:
> Hi Peter,
> the latter two forms in your posting should be IMHO not correct.
> Otherwise negation of a variable, fe. -myvar) would
> not function. Please see TJ's postings on that.
> 
> As Tomasz wrote, the increment and decrement operators
> are alternative shorthand writings. Here is a summary:
> 
> x = --i  means i = i - 1; x = i
> x = ++i  means i = i + 1; x = i
> x = i--  means x = i; i = i - 1
> x = i++  means x = i; i = i + 1
> 
> There is another short hand writing:
> 
> x += y   means x = x + y
> x -= y   means x = x - y
> 
> It is not a must to use these shorthand writings; one
> should use the variant which one likes most.
> 
> UM
> 
> 
> ----- Original Message -----
> From: "amiabilityy" <amiabilityy@xxxx>
> To: <amibroker@xxxxxxxxxxxxxxx>
> Sent: Wednesday, April 30, 2003 5:27 PM
> Subject: [amibroker] Re: Motr loop questions
> 
> 
> The ++ operator is used to express incrementing directly rather than
> the more long winded  and equally correct i += 1 or i = i + 1
>   There are two forms of the increrment
>  (and 2 corresponding  forms of the decrement)
> 
> i++  post-increment.
> ++i pre- increment.
> i- post-decrement.
> -i pre-decrement.
> 
>  These are expresions that return a value
>  The post increment form returns the value of i after it has been
> incremented, while the pre increment form returns the value before i
> was incremented.
> 
>   Note: i am not sure if ami can use the decrement forms.
> 
> 
>  Peter.
> 
> 
> 
> --- In amibroker@xxxxxxxxxxxxxxx, "IVA GmbH" <funnybiz@xxxx> wrote:
> > Hello,
> >
> > I´d appreciate if someone ould clarify the following "loop
> questions":
> >
> > 1./ Where in the AFL code can those loops if/else and why/for be
> embedded? Just anywhere, where they´re needed?
> >
> > 2./ Can we have nested loops?
> >
> > 3./ In case of severeal loops in my code, can I use any letter
> instead of the "i" for the iteration part so that AFL doesn´t get
> mixed up?
> >
> > 4./ What is the difference between "i++" and "++i". I saw it in 
one
> of -I believe- TJ´s posts.
> >
> > Many thanks
> >
> > Markus


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