From: Lloyd Zusman <ljz@asfast.com>
To: zsh-users@sunsite.dk
Subject: Re: Subscripting without temporaries
Date: Tue, 13 Apr 2004 12:40:39 -0400 [thread overview]
Message-ID: <m3y8oz7rw8.fsf@asfast.com> (raw)
In-Reply-To: <040413082948.ZM20696@candle.brasslantern.com>
Bart Schaefer <schaefer@brasslantern.com> writes:
> On Apr 13, 2:00pm, DervishD wrote:
>>
>> I have an array containing strings of this type, one per 'slot':
>>
>> "Some text [particular text] Another text"
>>
>> For each line I want to be able to separate the three parts: the
>> 'Some text', the '[Particular text]', and the 'Another text'.
>
>> Which is the zsh-cool-way of doing the same?
>
> Actually I think backreferences in pattern matching is a pretty cool bit
> already.
>
> However, as you can treat strings as arrays and index them by character,
> and also do slices with pairs of indices:
>
> txt="Some text [particular text] Another text"
> print -l $txt[1,$txt[(i)\[]-2] $txt[(r)\[,(R)\]] $txt[$txt[(I)\]]+2,-1]
This is cool. But what options are necessary in order to make this
work? The commands above produce this output for me:
Some
text
[particular
text]
Another
text
This is the same as what I get with this:
print -l $txt
Thanks.
--
Lloyd Zusman
ljz@asfast.com
next prev parent reply other threads:[~2004-04-13 16:41 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-04-13 12:00 DervishD
2004-04-13 15:29 ` Bart Schaefer
2004-04-13 16:40 ` Lloyd Zusman [this message]
2004-04-13 17:11 ` Phil Pennock
2004-04-13 18:17 ` Lloyd Zusman
2004-04-13 17:17 ` DervishD
2004-04-13 17:18 ` Bart Schaefer
2004-04-13 19:00 ` Wayne Davison
2004-04-13 17:14 ` DervishD
2004-04-14 1:58 ` Bart Schaefer
2004-04-14 16:13 ` DervishD
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