[R] Converting POSIXct format date to Character format

[Jeff Newmiller]

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On March 24, 2021 12:11:07 PM PDT, e-mail ma015k3113 via R-help <r-help using r-project.org> wrote:
>I have a data frame "PLC" which has two variables Year_END_Date   EPS
>
>YEAR_END_Date     EPS
>2010-09-10        .10
>2009-08-10        .20
>
>When I tried to convert Year_END_Date to character format using
>
>select(PLC, format(Year_END_Date,format = "%B %d, %Y"), EPS) I get an
>error
>
>Error: Can't subset columns that don't exist.
>x Column `Year_END_Date` doesn't exist.
>
>I tried using 
>
>PLC_1 <- select(PLC, as.character(YEAR_END_DATE), EPS)
>
>I get the following error
>
>Error: Can't subset columns that don't exist.
>x Columns `2010-09-30`, `2009-09-30`, `2008-09-30`, `2007-09-30`,
>`2006-09-30`, etc. don't exist.
>Run `rlang::last_error()` to see where the error occurred.
>
>Can anyone please guide me what is happening and how can I resolve it?
>
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-- 
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