[R] objects are masked _by_ '.GlobalEnv'

[Jeff Newmiller]

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On January 8, 2019 11:48:37 AM PST, Troels Ring <tring using gvdnet.dk> wrote:
>Dear friends - this is really a question I'm sorry about since it
>doesn't
>follow the requirements. I have made a R package via RStudio and it
>causes
>problems when I try to load some data from within the package. I'm on
>windows, R version 3.5.1 (2018-07-02). 
>
> 
>
>When I am in the directory with the package project (also with plain R)
>
> 
>
>> data(Schell)
>
>> library(chaRBAL)
>
> 
>
>Attaches package: 'chaRBAL'    my translation from Danish
>
> 
>
>The following objects are masked _by_ '.GlobalEnv':
>
> 
>
>    Na, TOTAL, WA
>
> 
>
>#  BUT: the  values are correct from data(Schell):
>
> 
>
>> Na
>
>[1] 0.008 0.024 0.044 0.064 0.082 0.098 0.114 0.128 0.142 0.154 0.166
>0.176
>0.188 0.198 0.206 0.214 0.224 0.232
>
>[19] 0.242 0.252 0.264 0.278 0.292 0.310 0.330 0.348 0.364 0.374 0.384
>0.390
>
>> TOTAL
>
>       [,1]  [,2]
>
>[1,] 0.004 0.098
>
>[2,] 0.012 0.094
>
>[3,] 0.022 0.089
>
>[4,] 0.032 0.084
>
>[5,] 0.041 0.079
>
>----25 more so
>
>> WA
>
>$`buffs`
>
>$`buffs`[[1]]
>
>[1] "Phos"
>
> 
>
>$`buffs`[[2]]
>
>[1] "Cit"
>
> 
>
> 
>
>$KA
>
>$KA[[1]]
>
>[1] 6.918310e-03 6.165950e-08 4.786301e-13
>
> 
>
>$KA[[2]]
>
>[1] 7.413102e-04 1.737801e-05 3.981072e-07
>
> 
>
># Which is all OK
>
># But when now I make the same call again
>
> 
>
> 
>
>> data(Schell)
>
>ls()
>
># [1] "Alb"   "Ca"    "Cl"    "K"     "Lact"  "Mg"    "Na"    "PCO2" 
>"S1"
>
>
>#[10] "TOTAL" "WA"   
>
> 
>
>TOTAL
>
>#      [,1]   [,2]   [,3]
>
>#   [1,] 0.0267 0.0267 0.0267
>
>#   [2,] 0.0200 0.0200 0.0200
>
> 
>
># which is wrong and belongs to another included dataset. How did that
>happen to be caught in globalenvironment, how can I avoid that and get
>rid
># of it?
>
> 
>
>I can see I need to know more about environments. What do you think
>happens?
>
> 
>
>All best wishes
>
>Troels Ring, MD
>
>Aalborg
>
>
>	[[alternative HTML version deleted]]
>
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-- 
Sent from my phone. Please excuse my brevity.