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08-13-2007

Thanks Marco & Duncan.

Shay
http://scriptolog.blogspot.com

> On Aug 13, 1:13 pm, Shay Levi <n...@addre.ss> wrote:
>
>> The following returns all array items that equels to 3
>>
>> PS C:\Scripts> @(1,2,3,5,3,2) -eq 3
>> 3
>> 3
>> How can I get the index numbers instead of the item content (i.e.,
>> 2,4)?
>>
>> Shayhttp://scriptolog.blogspot.com
>>
> Someone will probably be along with a better answer in a bit, but from
> what I can see there is no native member of the array class that will
> return a collection of indicies rather than types.
>
> Ofcourse you could always just loop through the array and return each
> index - or build up your own collection if you need them alltogether
>
> for($i=0; $i -lt $a.length; $i++) {if($a[$i] -eq 3) {$a[$i]}}
>
> There is another option of using the [array]::IndexOf() method, this
> only returns the first match, but there's an overloaded signature that
> constricts the start and end indicies that govern the search, so you
> could call it iteratively. I figure by the time you've done this
> you've created more work than the above simple loop though.
>
> Regards,
>
> Duncan
>

08-13-2007	#4 (permalink)
Shay Levi n/a posts	Re: Array Indexes Thanks Marco & Duncan. Shay http://scriptolog.blogspot.com > On Aug 13, 1:13 pm, Shay Levi <n...@addre.ss> wrote: > >> The following returns all array items that equels to 3 >> >> PS C:\Scripts> @(1,2,3,5,3,2) -eq 3 >> 3 >> 3 >> How can I get the index numbers instead of the item content (i.e., >> 2,4)? >> >> Shayhttp://scriptolog.blogspot.com >> > Someone will probably be along with a better answer in a bit, but from > what I can see there is no native member of the array class that will > return a collection of indicies rather than types. > > Ofcourse you could always just loop through the array and return each > index - or build up your own collection if you need them alltogether > > for($i=0; $i -lt $a.length; $i++) {if($a[$i] -eq 3) {$a[$i]}} > > There is another option of using the [array]::IndexOf() method, this > only returns the first match, but there's an overloaded signature that > constricts the start and end indicies that govern the search, so you > could call it iteratively. I figure by the time you've done this > you've created more work than the above simple loop though. > > Regards, > > Duncan >
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