Zsh Mailing List Archive Messages sorted by: Reverse Date, Date, Thread, Author

Re: pws-19: comparing (k) and (I) for hashes

X-seq: zsh-workers 6348
From: Peter Stephenson <pws@xxxxxxxxxxxxxxxxx>
To: "ZSH workers mailing list" <zsh-workers@xxxxxxxxxxxxxx>
Subject: Re: pws-19: comparing (k) and (I) for hashes
Date: Tue, 25 May 1999 16:55:53 +0200
In-reply-to: ""Andrej Borsenkow""'s message of "Tue, 25 May 1999 16:23:50 DFT." <014401bea6a9$71f5f1a0$21c9ca95@xxxxxxxxxxxxxx>
Mailing-list: contact zsh-workers-help@xxxxxxxxxxxxxx; run by ezmlm

"Andrej Borsenkow" wrote:
> >From manual I got the impression, that ${(k)...} and ${...[(I)...]} do the
> same - both return the keys of matching elements. Cf. (I) description:
> 
> `I'
>      like ``i', but gives the index of the last match, or all possible
>      matching keys in an associative array.

Actually, I just specifies that it should search the keys (which correspond
to the index of an ordinary array).  k and v still determine what is
returned, except that for I and i the default is to show the key instead of
the value.

-- 
Peter Stephenson <pws@xxxxxxxxxxxxxxxxx>       Tel: +39 050 844536
WWW:  http://www.ifh.de/~pws/
Dipartimento di Fisica, Via Buonarroti 2, 56127 Pisa, Italy

References:
- pws-19: comparing (k) and (I) for hashes
  - From: Andrej Borsenkow

Messages sorted by: Reverse Date, Date, Thread, Author