Re: left bracket in string.format()

[Peter Rolf <indiego@gmx.net>]

Am 26.08.2013 17:40, schrieb Wolfgang Schuster:
> 
> Am 26.08.2013 um 17:01 schrieb Peter Rolf <indiego@gmx.net>:
> 
>> Hi,
>>
>> Not sure if this is a bug or intended behaviour. I want to fill a TABLE
>> row with "[<number>]", but the leading left bracket causes some problems
>> here. I tried the syntax 'print(string.format("[%d]",10)' in pure lua
>> and the result is as desired.
>>
>> %% --------------
>> \starttext
>>
>> \startluacode
>> context.bTABLE{}
>> context.bTR()
>>    for i = 1,8 do
>>    context.bTH() context(string.format("[%d]",i)) context.eTH()
>>    end
>> context.eTR()
>> context.eTABLE()
>> \stopluacode
>>
>> \stoptext
>> %% --------------
>>
>> gives
>>
>> [..]
>> fonts           > 'fallback modern rm 12pt' is loaded
>> setup           > error in line 6, namespace '354>', key '1'
>> setup           > error in line 9, namespace '354>', key '2'
>> setup           > error in line 12, namespace '354>', key '3'
>> setup           > error in line 15, namespace '354>', key '4'
>> setup           > error in line 18, namespace '354>', key '5'
>> setup           > error in line 21, namespace '354>', key '6'
>> setup           > error in line 24, namespace '354>', key '7'
>> setup           > error in line 27, namespace '354>', key '8'
>> [..]
>>
>> and empty TABLE cells. Any help welcome.
> 
> The \bTH command has a optional argument and when you print [<number>]
> context take this as argument for \bTH. There are different ways to fix this,
> one is to pass a empty argument to \bTH, e.g. "context.bTH{}" or you add \relax
> after the command, e.g. "context.bTH() context.relax()".
> 
> BTW: You don’t need string.format because “context("[%d]",i)" is valid input.
>

Thanks Wolfgang for the detailed answer! :-)


> Wolfgang
> 
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___________________________________________________________________________________
If your question is of interest to others as well, please add an entry to the Wiki!

maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context
webpage  : http://www.pragma-ade.nl / http://tex.aanhet.net
archive  : http://foundry.supelec.fr/projects/contextrev/
wiki     : http://contextgarden.net
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