And
With *2019-08-01* give *20190801* (remove delimiters
or return
2019
08
01
Do the reverse? add "-" tt position 4 6 8
Regards
Tony
On Friday, 2 August 2019 08:04:18 UTC+10, TonyM wrote:
>
> Josiah,
>
> I am busy at the moment but I am sure I can brainstorm some cases for
> regex.
>
> Does defining a macro containing the regex then using regexp<macro> resolve
> the use of "[ ]"?
>
> Off the top of my head
>
> - The equal test (already)
> - The Not equal test if there is one
> - Searching for common tiddlywiki patterns `{{ }} {{!! << [[ ||` and
> when they have matching braces extract what is between them
> - Imagine if we could search for the use of templates
> `{{something||template}}`
> - Given a keyword find "keyword:" "[[keyword]]" etc...
> - Find keyword pairs eg keyword="value" keyword:"value" keyword:value
> need to account for ' "" """
> - Search values and get values (less the keyword)
> - Find the delimiters in use eg [[]] "," "/"
> - Count the number of delimiters eg how many "/" in a title
>
> Any thing which results in a numeric output will have more value than ever
> with the introduction of maths operators.
>
> Regards
> Tony
>
>
> On Friday, August 2, 2019 at 2:27:35 AM UTC+10, @TiddlyTweeter wrote:
>>
>> An issue in TW in filters with regex is that "[" "]" are needed too in
>> regex for "character classes" (e.g. [a-f, A-G]) to get them to work
>> requires a bit more than normal regex since you can't use square brackets
>> directly in TW regex filters, otherwise its works as expected.
>>
>> A few things like that I can explain how to deal with.
>>
>> I'm now thinking about it as there seems to be interest.
>>
>> J.
>>
>>
>> On Thursday, 1 August 2019 18:01:49 UTC+2, Mohammad wrote:
>>>>
>>>> Josiah,
>>>> I would also appreciate if you could provide examples of common and
>>>> useful pattern of regexp in TW!
>>>> You favored me and provided a help page for SnR in Tiddler Commander!
>>>>
>>>> I know regexp is very powerful but in tiddlywiki.com there is little
>>>> documentation on that!
>>>>
>>>> You can have a daily post like *An Example a Day Using regexp with
>>>> Tiddlywiki* :-)
>>>>
>>>> Cheers
>>>> Mohammad
>>>>
>>>>
>>>>
>>>> On Thursday, August 1, 2019 at 7:41:53 PM UTC+4:30, @TiddlyTweeter
>>>> wrote:
>>>>>
>>>>> TonyM wrote:
>>>>>>
>>>>>>
>>>>>> I would not underestimate the value of a plain English operator like
>>>>>> match for easy to read tests especially when they control visibility and
>>>>>> structure in code.
>>>>>>
>>>>>
>>>>> Don't disagree. But its not a straw man. Its the intelligent
>>>>> man--when you need her. Your example triumphed plain English *ignoring
>>>>> regex does plain already*.
>>>>>
>>>>>
>>>>>> On regex you could give the community A great resource if you provide
>>>>>> 10 to 20 top regex tests we may want to use. I could brainstorm some
>>>>>> desirable ones.
>>>>>>
>>>>>
>>>>> I'd happily do it. But I need to know what is needed. What is relevant?
>>>>>
>>>>> TT
>>>>>
>>>>>>
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