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From trad-ex <trad...@inter7.jp>
Subject Re: How can I trimming $string ?
Date Fri, 19 May 2006 07:46:10 GMT
Hi Chris,

Thanks a lot for your quick responce and solution!
It does work very well!

I will try to read the discussion in the wiki about White Space Issue.

Thanks again!

Best regards,
trad-ex

>Hi,
>
>this is a typical whitespace issue. Please note that
>Velocity mostly leaves the whitespaces you coded in
>your template. Many times it would be desirable to
>be able to add indented markup without introducing
>spacing and formatting artifacts. This issue is
>under discussion in the wiki page:
>   http://wiki.apache.org/jakarta-velocity/VelocityWhitespaceGobbling
>
>In your specific case the proposed solutions will not
>have any impact on your code. You have clearly included
>two spaces and an EOL symbol. If you do not want these,
>you have to encapsule these formatting artifacts within
>comments:
>#macro( returnString $arg )#*
>   *#...do something#*
>   *#$returnVal##
>#end
>
>With the http://wiki.apache.org/jakarta-velocity/VelocityWhitespaceGobbleSt
>ructuredTemplates
>approach it would only need a markup addition to indicate
>that surrounding whitespaces are not desired (this is *not*
>implemented yet):
>#macro( returnString $arg )
>   ...do something
>   #text( $returnVal )
>#end
>
>Hope this clarifies your issue,
>Christoph
>
>trad-ex wrote:
>> Hi all,
>> 
>> I have a question how to trim string smarter way.
>> My code is:
>> 
>> #macro( returnString $arg )
>>   ...do something
>>   $returnVal
>> #end
>> 
>> ....
>> 
>>   #set( $somVal = "#returnString( $arg )" )
>>   
>> When I checked the contents of $someVal, it contained two leading space-
>> charachters and trailing \r\n.
>> So I should use trim() before I use $someVal value.
>> For instances,
>> 
>>  #if( $someVal.trim() == "SomeThing" )
>>  
>> My question is:
>> 1. Is there smarter way to trim the white-spaces ?
>> 2. What's wrong with my codes ?
>> 
>> Best Regards,
>> trad-ex
>> 
>> 
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>> 
>> 
>
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