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names(.SD) should work#4163

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MichaelChirico merged 49 commits into
Rdatatable:masterfrom
ColeMiller1:names_SD
Mar 20, 2024
Merged

names(.SD) should work#4163
MichaelChirico merged 49 commits into
Rdatatable:masterfrom
ColeMiller1:names_SD

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@ColeMiller1 ColeMiller1 commented Jan 8, 2020

Closes #795. Towards #3189.

This is the proposed implementation:

dt[, names(.SD) := lapply(.SD, '*', 5)]
  • Update Reference Semantics Vignette
  • Update .SD Usage Vignette
  • Update assign help
  • Include tests

TO DO after release:
Update StackOverflow post to mirror updated .SD vignette.

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names(.SD) := ... should work

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