[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: Emacs: adding 1 to every number made of 2 digits inside a marked reg
From: |
Arthur Miller |
Subject: |
Re: Emacs: adding 1 to every number made of 2 digits inside a marked region. |
Date: |
Mon, 27 Sep 2021 16:08:33 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) |
Arthur Miller <arthur.miller@live.com> writes:
> Michael Heerdegen <michael_heerdegen@web.de> writes:
>
>> Hongyi Zhao <hongyi.zhao@gmail.com> writes:
>>
>>> Imagine I've got the following in a text file opened under Emacs:
>>>
>>> some 34
>>> word 30
>>> another 38
>>> thing 59
>>> to 39
>>> say 10
>>> here 47
>>>
>>> and I want to turn into this, adding 1 to every number made of 2 digits:
>>>
>>> some 35
>>> word 31
>>> another 39
>>> thing 60
>>> to 40
>>> say 11
>>> here 48
>>
>> You might want to give Calc a try for such things. It doesn't perfectly
>> handle the editing part though since it doesn't know about rectangle
>> commands (AFAICT - at least for insertion).
>>
>> So here is how I would do it:
>>
>> - mark the rectangular region spanning the numbers
>> - `C-x * r': this will grab the number column as a matrix and pop up
>> Calc
>> - `1 RET +': will add 1 to all entries
>>
>> You now have the result as a matrix. What you have to do now manually
>> using conventional rectangle commands is to kill the original numbers
>> from the buffer (they are already marked, so `C-x r k'), and then kill
>> and yank the numbers as rectangle from the Calc buffer.
>>
>> Calc also allows to add numbers in a row or column in any buffer in a
>> similarly easy way. The Calc tutorial has some examples doing such
>> things.
>>
>> Michael.
>
> And I was of course wrong :-)
>
> And sent mail again by misstake ... :-)
>
> Time for the sleep
With some help from the reddit:
| some | 34 | 35 |
| word | 30 | 31 |
| another | 38 | 39 |
| thing | 59 | 60 |
| to | 39 | 40 |
| say | 10 | 11 |
| here | 47 | 48 |
#+TBLFM: $3='(1+ '$2);N
It was even easier than I thought :).
- Re: [External] : Re: Emacs: adding 1 to every number made of 2 digits inside a marked region., (continued)
Re: Emacs: adding 1 to every number made of 2 digits inside a marked region., Andreas Röhler, 2021/09/23
Re: Emacs: adding 1 to every number made of 2 digits inside a marked region., Michael Heerdegen, 2021/09/26
Re: Emacs: adding 1 to every number made of 2 digits inside a marked region., Arthur Miller, 2021/09/26
- Re: Emacs: adding 1 to every number made of 2 digits inside a marked region.,
Arthur Miller <=