From: "Mark J. Reed" <markjreed@gmail.com>
To: Zsh Users <zsh-users@zsh.org>
Subject: Re: create variable with calculated number of spaces.
Date: Mon, 6 May 2024 18:35:57 -0400 [thread overview]
Message-ID: <CAA=-s3wnKctjeCcYT=Wsi-NQdk906EKAzV8-0JPYj2+mvJZJFA@mail.gmail.com> (raw)
In-Reply-To: <CAA=-s3xinJ5jT+6hKMrrrF-mj-eKwA_5h_kv+J0swABkvDemJA@mail.gmail.com>
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Well, mixed up your var names. This is what I meant:
spacer=$(printf "%${diff}s" '')
On Mon, May 6, 2024 at 6:33 PM Mark J. Reed <markjreed@gmail.com> wrote:
> printf "%${spacer}s" "" ?
>
> Mark J. Reed <markjreed@gmail.com>
>
>
> On Mon, May 6, 2024 at 18:04 Ray Andrews <rayandrews@eastlink.ca> wrote:
>
>> So I want to adjust the length of string1. I do this by inserting a
>> spacer in string1 who's length is calculated from the length of string2:
>>
>> local diff spacer
>> (( diff = $#string2 - 76 ))
>> for (( dd=1; dd<diff; dd++ )); do spacer+=' '; done
>> ... # spacer will be incorporated into string1, not shown.
>>
>> It works fine, but I'll bet there's a less laborious way -- some way of
>> creating 'spacer' with 'diff' number of spaces without the for loop. I
>> could make 'spacer' too long and then cut it at an index [diff], but I
>> doubt that's as simple as it could be. I know it's there, I just can't
>> quite remember.
>>
>>
>>
--
Mark J. Reed <markjreed@gmail.com>
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next prev parent reply other threads:[~2024-05-06 22:36 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-06 22:03 Ray Andrews
2024-05-06 22:33 ` Mark J. Reed
2024-05-06 22:35 ` Mark J. Reed [this message]
2024-05-06 22:38 ` Mark J. Reed
2024-05-06 23:02 ` Ray Andrews
2024-05-06 23:28 ` Mark J. Reed
2024-05-06 23:41 ` Ray Andrews
2024-05-06 23:57 ` Lawrence Velázquez
2024-05-07 5:14 ` Ray Andrews
2024-05-07 5:52 ` Roman Perepelitsa
2024-05-07 14:56 ` Ray Andrews
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