[Rd] [BUG?] xyplot in loop does not work

[Uwe Ligges]

Valery Khamenya wrote:

> Hi,
> 
> the following code produces no graphic output:
> 
> #####################
> library(lattice)
> library(car)
> data(Robey)
> 
> for (i in 1:1) 
>   xyplot(tfr~contraceptors, data=Robey)
> #####################

Yes, because you need to print()!
See the FAQs.

Uwe Ligges


> However if line with "for" is out-commented then 
> one gets graph output.
> 
> The following versions were tested:
> 
> -------------------------------------
> platform i386-pc-mingw32
> arch     i386           
> os       mingw32        
> system   i386, mingw32  
> status                  
> major    1              
> minor    9.1            
> year     2004           
> month    06             
> day      21             
> language R      
> 
> -------------------------------------
> platform i386-pc-mingw32
> arch     i386           
> os       mingw32        
> system   i386, mingw32  
> status                  
> major    2              
> minor    0.0            
> year     2004           
> month    10             
> day      04             
> language R   
> -------------------------------------
> (Version 2.0.1 were tested too)
> 
> best regards
> --
> Valery.
> 
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