Try
<option value="\b(\w{2,})\b.*\b\1\b">Duplicate words</option>
On Sunday, August 25, 2019 at 8:29:10 AM UTC-7, Mohammad wrote:
>
> The duplicate words does not work!
>
> It seems only if the first word of title repeated it will be matched. Look
> at the below two tiddler titles
>
>
> 1. This is a Tiddler This is Nice
> 2. Nice Tiddler is This Tiddler
>
> The pattern will match the first but ignore the second while both have a
> duplicate word!
>
> --Mohammad
>
> On Friday, August 23, 2019 at 10:51:06 PM UTC+4:30, Mark S. wrote:
>>
>> Ok, with duplicates and date formats. Note that the date formats only
>> check for the format. You could still create
>> nonsensical dates that actually match the formats (Jan 55 9999,
>> 1111.15.55). Actual validation of dates would take
>> real code massaging.
>>
>> <$vars digonly="^[0-9]*$">
>> <$vars useme=<<digonly>>>
>> </$vars>
>> </$vars>
>>
>> <$select tiddler="myregexp">
>> <option value="^[0-9]*$">Only digits</option>
>> <option value="^[a-z]*$">Only lower case</option>
>> <option value="^[A-Z]*$">Only upper case</option>
>> <option value="^[\w-_]*$">Only alphanumeric, _, and -</option>
>> <option value="^[\w]{3,15}$">Only alphanum len 3-15</option>
>> <option value="^[A-Z]+.*$">Starts with capital</option>
>> <option value="^[0-9]+.*$">Starts with digit</option>
>> <option value="^.+\.[a-zA-Z]{3,4}$">Extensions only</option>
>> <option value="^.+(\.jpg|\.gpeg)$">Extension jpg gpeg</option>
>> <option value="^\b(\w{2,})\b.*\b\1\b.*$">Duplicate words</option>
>> <option value="^\b(\w{2,})\b.*\b\1\b.*$">Duplicate words</option>
>> <option value=
>> "^(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)\s{1}\d{2}\s\d{4}$">Date
>> like Jan 06 2019</option>
>> <option value="^\d{4}\.[0-1]\d\.[0-3]\d$">Date like 2019.08.25</option>
>> </$select>
>>
>> <$list filter="[regexp{myregexp}sort[]]">
>>
>> </$list>
>>
>>
>>
>> On Friday, August 23, 2019 at 12:11:07 AM UTC-7, Mohammad wrote:
>>>
>>> I am looking for examples and use cases of regexp in Tiddlywiki!
>>> Those can be done current filter operators like prefix, search,... are
>>> not recommend to be done with regexp.
>>>
>>> I appreciate your help, case and examples on this. Just give what you
>>> want to do.
>>>
>>> Some case
>>>
>>> Give a regexp pattern in Tiddlywiki to match all tiddlers name are
>>>
>>>
>>> 1. only digits
>>> 2. only lowercase letters
>>> 3. only uppercase letters
>>> 4. only alphanumeric and underscore and hyphen
>>> 5. only alphanumeric with length between 3 and 15
>>> 6. start with a capital letter
>>> 7. start with a digit
>>> 8. have a extension like mytiddler.ext
>>> 9. have jpg or jpeg extension like *mytiddler.jpg* or
>>> *mytiddler.gpeg*
>>> 10. are a date in format like Jan 06 2019
>>> 11. are a date in format like 2019.08.25
>>> 12. have duplicate words
>>> 13. have a valid url
>>> 14.
>>>
>>>
>>> [This list will grow by more examples]
>>>
>>>
>>> Please give your use case.
>>>
>>> -- Mohammad
>>>
>>>
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