Thanks Jeremy! I got it. So the in my example the filter in list has a value and that was why it returned an output.
Cheers Mohammad On Thursday, February 14, 2019 at 11:54:34 AM UTC+3:30, Jeremy Ruston wrote: > > Hi Mohammad > > The removeprefix operator has no effect if the operand is > blank: [[foo]removeprefix[]] equals "foo". It completely removes items in > the input list that do not have the specified prefix. > > Best wishes > > Jeremy > > -- > Jeremy Ruston > [email protected] <javascript:> > https://jermolene.com > > On 14 Feb 2019, at 09:12, Mohammad <[email protected] <javascript:>> > wrote: > > It seems when the input to these operator is empty they still work!! > > > \define macz(xx, pp:"") > <$list filter="[<__xx__>removeprefix<__pp__>]"> > Test: <<currentTiddler>> > </$list> > \end > > > <<macz xx:"abKIT-1" ab>> > <<macz xx:"abKIT-2" >> > <<macz xx:"abKIT-3" uu>> > > > Return: > > Test: KIT-1 > > Test: abKIT-2 > > > > Example 2 should return empty value!! > > Is this a bug? > > --Mohammad > > -- > You received this message because you are subscribed to the Google Groups > "TiddlyWiki" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected] <javascript:>. > To post to this group, send email to [email protected] > <javascript:>. > Visit this group at https://groups.google.com/group/tiddlywiki. > To view this discussion on the web visit > https://groups.google.com/d/msgid/tiddlywiki/b5e7f2c4-3cd5-4e8a-a0ad-ed5b1eb2c116%40googlegroups.com > > <https://groups.google.com/d/msgid/tiddlywiki/b5e7f2c4-3cd5-4e8a-a0ad-ed5b1eb2c116%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > > -- You received this message because you are subscribed to the Google Groups "TiddlyWiki" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/tiddlywiki. To view this discussion on the web visit https://groups.google.com/d/msgid/tiddlywiki/f2523ea3-afdc-4be3-85e9-a5506a5b4b74%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
