You can't. You can skip the package and roll your own functions if the package
functions are not written to use ...
--
Sent from my phone. Please excuse my brevity.
On March 11, 2017 2:11:39 PM PST, Mohammad Tanvir Ahamed via R-help
<r-help@r-project.org> wrote:
>Thanks for reply.
>as I said , the function in the package is like
>myplot <- function(x,y) { plot(x,y) }
>
>not like
>myplot <- function(x,y) { plot(x,y,...) }
>
>And I cant change the function inside the package!!
>
>So , in this case how to solve the problem ?
> Tanvir Ahamed
>Göteborg, Sweden | mashra...@yahoo.com
>
>
>----- Original Message -----
>From: Franklin Bretschneider <brets...@xs4all.nl>
>To: Mohammad Tanvir Ahamed <mashra...@yahoo.com>; R-help groep
><r-help@r-project.org>
>Sent: Saturday, 11 March 2017, 22:45
>Subject: Re: [R] Override/Insert (Change) a value (default value)
>inside a function
>
>Dear Mohammad Tanvir Ahamed,
>
>
>
>Re:
>
>> Hi!,
>>
>> Lets I have a function form a package.
>> The function is, as an example,
>>
>> myplot <- function(x,y) { plot(x,y) }
>>
>>
>> Now I can use the function according to function's defined argument.
>>
>> x<- sort(runif(200))
>> y<- 1:200
>> myplot(x,y)
>>
>> Now I want to input extra argument or override default value of plot
>inside the function myplot.
>>
>> If I use myplot (x,y, col = "red", cex = 0.1 ) it does not work . I
>clearly understand , why it does not work .
>> But in this situation how can i solve the problem ?
>>
>
>
>
>That's where the three-dot argument is for.
>
>See "Introduction to R", paragraph 10.4 The ‘…’ argument.
>
>Succes and
>best regards,
>
>Frank
>---
>
>
>Franklin Bretschneider
>Dept of Biology
>Utrecht University
>brets...@xs4all.nl
>
>______________________________________________
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