[Rd] %in% very slow for Date class since R 4.3

[Dirk Eddelbuettel]

On 25 June 2025 at 07:11, Kurt Hornik wrote:
| >>>>> hormutz screed writes:
| 
| Thanks.  Makes sense to me, needs some discussion in R Core ...

Nice to see this in NEWS [1]:

  CHANGES IN R-devel BUG FIXES
  
  ‘<Date> %in% set’ has become as fast again, as it was before R 4.3.0, via
  new S3 method ‘mtfrm.Date’. 

Dirk

[1] https://developer.r-project.org/blosxom.cgi/R-devel via the RSS feed

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