[R] Remove all box around a plot except bottom line (base graphics)

[Michael Dewey]

Thank you Duncan, I will try that next.

Michael

On 28/11/2024 13:52, Duncan Murdoch wrote:
> On 2024-11-28 8:36 a.m., Michael Dewey wrote:
>> To make the plot clearer I have removed the axes but I wish to remove
>> all the boz except the bottom horizontal line. Using the bty parameter
>> does not seem to enable me to just leave the horizontal line at the
>> foot. I can get the "l" version to remove everything except the left
>> hand side and the base. I could also remove the entire box but that
>> looks odd. Am I reading the documentation incorrectly or is it really
>> impossible?
>>
> 
> It's not something that `bty` can specify or `box()` can do, but you can 
> draw a line using lines() or segments().  For example:
> 
>   plot(rnorm(100), yaxt="n", bty="n")
>   usr <- par("usr")
>   lines(usr[c(1,2)], usr[c(3,3)], xpd = TRUE)
> 
> You might not even need the lines() call if you don't care how far the 
> axis extends.
> 
> Duncan Murdoch
> 

-- 
Michael