[R] how to specify the location of tick mark on x axies

Jim Lemon jim at bitwrit.com.au
Sun Feb 17 11:20:10 CET 2008


Xin wrote:
> Dear:
> 
>     I want to plot barplot and let bar be in the middle of each x axis category.
>  
>    Do you have this experience?
>  
Hi Xin,
The "barp" function in the plotrix package centers the bars on integer 
values. This might make it a bit easier to do what you want.

Jim



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