What leads the first element of a printed list to be enclosed with backticks in R v3.5.1?












21















Recently I updated R to 3.5.1 on may Windows 10 with RStudio v1.1.453. I am interested why the first element of a printed list is now always enclosed in backticks? Even if it is a standard name without illegal symbols, e.g., `a` as in this example:



# R 3.5.1
list(a = 1, b = 2, g = 9)
#> $`a`
#> [1] 1
#>
#> $b
#> [1] 2
#>
#> $g
#> [1] 9


In previous versions of R, the result looked like this:



# R 3.4.4
list(a = 1, b = 2, g = 9)
#> $a
#> [1] 1
#>
#> $b
#> [1] 2
#>
#> $g
#> [1] 9


Do these additional backticks have some meaning? Is it some kind of advancement? Or is it a side effect of some other R functionality? A drawback?










share|improve this question























  • I tried on a R console and Rstudio (1.1453) on (R version 3.5.1 (2018-07-02) Platform: x86_64-apple-darwin15.6.0 (64-bit) )but couldn't reproduce the behavior, probably a windows issue dput(list(a = 1, b = 2, g = 9)) list(a = 1, b = 2, g = 9)

    – akrun
    Jul 14 '18 at 21:29













  • @akrun, can you reproduce this one?

    – Vilmantas Gegzna
    Jul 14 '18 at 21:31






  • 4





    Seems like the same issue as stackoverflow.com/questions/50387825/unnecessary-backticks-in-r, although there's no real answer there

    – IceCreamToucan
    Jul 14 '18 at 21:33











  • Possible duplicate of Unnecessary backticks in R

    – Josh Lee
    Aug 21 '18 at 23:37
















21















Recently I updated R to 3.5.1 on may Windows 10 with RStudio v1.1.453. I am interested why the first element of a printed list is now always enclosed in backticks? Even if it is a standard name without illegal symbols, e.g., `a` as in this example:



# R 3.5.1
list(a = 1, b = 2, g = 9)
#> $`a`
#> [1] 1
#>
#> $b
#> [1] 2
#>
#> $g
#> [1] 9


In previous versions of R, the result looked like this:



# R 3.4.4
list(a = 1, b = 2, g = 9)
#> $a
#> [1] 1
#>
#> $b
#> [1] 2
#>
#> $g
#> [1] 9


Do these additional backticks have some meaning? Is it some kind of advancement? Or is it a side effect of some other R functionality? A drawback?










share|improve this question























  • I tried on a R console and Rstudio (1.1453) on (R version 3.5.1 (2018-07-02) Platform: x86_64-apple-darwin15.6.0 (64-bit) )but couldn't reproduce the behavior, probably a windows issue dput(list(a = 1, b = 2, g = 9)) list(a = 1, b = 2, g = 9)

    – akrun
    Jul 14 '18 at 21:29













  • @akrun, can you reproduce this one?

    – Vilmantas Gegzna
    Jul 14 '18 at 21:31






  • 4





    Seems like the same issue as stackoverflow.com/questions/50387825/unnecessary-backticks-in-r, although there's no real answer there

    – IceCreamToucan
    Jul 14 '18 at 21:33











  • Possible duplicate of Unnecessary backticks in R

    – Josh Lee
    Aug 21 '18 at 23:37














21












21








21








Recently I updated R to 3.5.1 on may Windows 10 with RStudio v1.1.453. I am interested why the first element of a printed list is now always enclosed in backticks? Even if it is a standard name without illegal symbols, e.g., `a` as in this example:



# R 3.5.1
list(a = 1, b = 2, g = 9)
#> $`a`
#> [1] 1
#>
#> $b
#> [1] 2
#>
#> $g
#> [1] 9


In previous versions of R, the result looked like this:



# R 3.4.4
list(a = 1, b = 2, g = 9)
#> $a
#> [1] 1
#>
#> $b
#> [1] 2
#>
#> $g
#> [1] 9


Do these additional backticks have some meaning? Is it some kind of advancement? Or is it a side effect of some other R functionality? A drawback?










share|improve this question














Recently I updated R to 3.5.1 on may Windows 10 with RStudio v1.1.453. I am interested why the first element of a printed list is now always enclosed in backticks? Even if it is a standard name without illegal symbols, e.g., `a` as in this example:



# R 3.5.1
list(a = 1, b = 2, g = 9)
#> $`a`
#> [1] 1
#>
#> $b
#> [1] 2
#>
#> $g
#> [1] 9


In previous versions of R, the result looked like this:



# R 3.4.4
list(a = 1, b = 2, g = 9)
#> $a
#> [1] 1
#>
#> $b
#> [1] 2
#>
#> $g
#> [1] 9


Do these additional backticks have some meaning? Is it some kind of advancement? Or is it a side effect of some other R functionality? A drawback?







r






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked Jul 14 '18 at 20:15









Vilmantas GegznaVilmantas Gegzna

1,315922




1,315922













  • I tried on a R console and Rstudio (1.1453) on (R version 3.5.1 (2018-07-02) Platform: x86_64-apple-darwin15.6.0 (64-bit) )but couldn't reproduce the behavior, probably a windows issue dput(list(a = 1, b = 2, g = 9)) list(a = 1, b = 2, g = 9)

    – akrun
    Jul 14 '18 at 21:29













  • @akrun, can you reproduce this one?

    – Vilmantas Gegzna
    Jul 14 '18 at 21:31






  • 4





    Seems like the same issue as stackoverflow.com/questions/50387825/unnecessary-backticks-in-r, although there's no real answer there

    – IceCreamToucan
    Jul 14 '18 at 21:33











  • Possible duplicate of Unnecessary backticks in R

    – Josh Lee
    Aug 21 '18 at 23:37



















  • I tried on a R console and Rstudio (1.1453) on (R version 3.5.1 (2018-07-02) Platform: x86_64-apple-darwin15.6.0 (64-bit) )but couldn't reproduce the behavior, probably a windows issue dput(list(a = 1, b = 2, g = 9)) list(a = 1, b = 2, g = 9)

    – akrun
    Jul 14 '18 at 21:29













  • @akrun, can you reproduce this one?

    – Vilmantas Gegzna
    Jul 14 '18 at 21:31






  • 4





    Seems like the same issue as stackoverflow.com/questions/50387825/unnecessary-backticks-in-r, although there's no real answer there

    – IceCreamToucan
    Jul 14 '18 at 21:33











  • Possible duplicate of Unnecessary backticks in R

    – Josh Lee
    Aug 21 '18 at 23:37

















I tried on a R console and Rstudio (1.1453) on (R version 3.5.1 (2018-07-02) Platform: x86_64-apple-darwin15.6.0 (64-bit) )but couldn't reproduce the behavior, probably a windows issue dput(list(a = 1, b = 2, g = 9)) list(a = 1, b = 2, g = 9)

– akrun
Jul 14 '18 at 21:29







I tried on a R console and Rstudio (1.1453) on (R version 3.5.1 (2018-07-02) Platform: x86_64-apple-darwin15.6.0 (64-bit) )but couldn't reproduce the behavior, probably a windows issue dput(list(a = 1, b = 2, g = 9)) list(a = 1, b = 2, g = 9)

– akrun
Jul 14 '18 at 21:29















@akrun, can you reproduce this one?

– Vilmantas Gegzna
Jul 14 '18 at 21:31





@akrun, can you reproduce this one?

– Vilmantas Gegzna
Jul 14 '18 at 21:31




4




4





Seems like the same issue as stackoverflow.com/questions/50387825/unnecessary-backticks-in-r, although there's no real answer there

– IceCreamToucan
Jul 14 '18 at 21:33





Seems like the same issue as stackoverflow.com/questions/50387825/unnecessary-backticks-in-r, although there's no real answer there

– IceCreamToucan
Jul 14 '18 at 21:33













Possible duplicate of Unnecessary backticks in R

– Josh Lee
Aug 21 '18 at 23:37





Possible duplicate of Unnecessary backticks in R

– Josh Lee
Aug 21 '18 at 23:37












1 Answer
1






active

oldest

votes


















12














This is a bug in R 3.5.1 only on Windows. It has been fixed in r-devel as of 17 August 2018.






share|improve this answer



















  • 1





    When is the fixed version of R going to be released? Will it be a patch v3.5.2 which will be released in a few months or is it going to be v3.6.0 and will be released the next year only?

    – Vilmantas Gegzna
    Aug 22 '18 at 7:53











  • Probably 3.5.2, I would guess.

    – Thomas
    Aug 22 '18 at 13:28











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1 Answer
1






active

oldest

votes








1 Answer
1






active

oldest

votes









active

oldest

votes






active

oldest

votes









12














This is a bug in R 3.5.1 only on Windows. It has been fixed in r-devel as of 17 August 2018.






share|improve this answer



















  • 1





    When is the fixed version of R going to be released? Will it be a patch v3.5.2 which will be released in a few months or is it going to be v3.6.0 and will be released the next year only?

    – Vilmantas Gegzna
    Aug 22 '18 at 7:53











  • Probably 3.5.2, I would guess.

    – Thomas
    Aug 22 '18 at 13:28
















12














This is a bug in R 3.5.1 only on Windows. It has been fixed in r-devel as of 17 August 2018.






share|improve this answer



















  • 1





    When is the fixed version of R going to be released? Will it be a patch v3.5.2 which will be released in a few months or is it going to be v3.6.0 and will be released the next year only?

    – Vilmantas Gegzna
    Aug 22 '18 at 7:53











  • Probably 3.5.2, I would guess.

    – Thomas
    Aug 22 '18 at 13:28














12












12








12







This is a bug in R 3.5.1 only on Windows. It has been fixed in r-devel as of 17 August 2018.






share|improve this answer













This is a bug in R 3.5.1 only on Windows. It has been fixed in r-devel as of 17 August 2018.







share|improve this answer












share|improve this answer



share|improve this answer










answered Aug 21 '18 at 23:19









ThomasThomas

35.3k975112




35.3k975112








  • 1





    When is the fixed version of R going to be released? Will it be a patch v3.5.2 which will be released in a few months or is it going to be v3.6.0 and will be released the next year only?

    – Vilmantas Gegzna
    Aug 22 '18 at 7:53











  • Probably 3.5.2, I would guess.

    – Thomas
    Aug 22 '18 at 13:28














  • 1





    When is the fixed version of R going to be released? Will it be a patch v3.5.2 which will be released in a few months or is it going to be v3.6.0 and will be released the next year only?

    – Vilmantas Gegzna
    Aug 22 '18 at 7:53











  • Probably 3.5.2, I would guess.

    – Thomas
    Aug 22 '18 at 13:28








1




1





When is the fixed version of R going to be released? Will it be a patch v3.5.2 which will be released in a few months or is it going to be v3.6.0 and will be released the next year only?

– Vilmantas Gegzna
Aug 22 '18 at 7:53





When is the fixed version of R going to be released? Will it be a patch v3.5.2 which will be released in a few months or is it going to be v3.6.0 and will be released the next year only?

– Vilmantas Gegzna
Aug 22 '18 at 7:53













Probably 3.5.2, I would guess.

– Thomas
Aug 22 '18 at 13:28





Probably 3.5.2, I would guess.

– Thomas
Aug 22 '18 at 13:28




















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