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From lanxiazhi <lanxia...@gmail.com>
Subject Re: simple problem
Date Mon, 20 Jul 2009 07:49:17 GMT
thanks Rupali,
I got this problem when I started to think that, can I simply output an
expression like #{1+2+200000*3+$a}  without a varible?

2009/7/20 Rupali Gupta <r.gupta1@mpstechnologies.com>

> Hi,
>
>
>
> Use $velocityCount in place where you need incremental value of some
> variable
>
> Eg: instead of,
>
>
>
>  #set($a = 0)
>
> #foreach($mapping in $mappings)
>
> Do something..
>
> #set($a = $a+1)
>
>
>
> <label for="journal-$a">Type something</label>
>
>
>
> Do it like:
>
>
>
> #foreach($mapping in $mappings)
>
> Do something..
>
> <label for="journal- $velocityCount ">Type something </label>
>
>
>
>
>
> $velocityCount increase the value of variable incrementally, without having
> to use ($a= $a+1)
>
>
>
> I hope this helps!
>
>
>
> Thanks,
>
> Rupali
>
>
>
>
>
>  _____
>
> From: lanxiazhi [mailto:lanxiazhi@gmail.com]
> Sent: Monday, July 20, 2009 12:52 PM
> To: Velocity Users List
> Subject: Re: simple problem
>
>
>
> we know this #set($a = $a + 1) will change $a which in some cases may not
> be
> preferable...but thanks anyway.
>
> 2009/7/20 Alexander <the.malkolm@gmail.com>
>
> Hi,
>
>
>
> Use
>
>
>
> #set($a = $a + 1)
>
>
>
> Correct me if Im wrong but if u use variable like this it would write
> "hello" on a single line, where is the problem?
>
>
>
> #set($newline="hello")
>
> $newline
>
>
>
>

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