On Mon, Apr 20, 2015 at 6:09 PM, William Dunlap <wdun...@tibco.com> wrote:
> The hyphen without a following digit confuses tidyr::extract_numeric(). > E.g., > > extract_numeric("23 ft-lbs") > Warning message: > In extract_numeric("23 ft-lbs") : NAs introduced by coercion > [1] NA > > extract_numeric("23 ft*lbs") > [1] 23 > See[0] for the reason on the minus in the regex. It is not a bug but a wish. I am honestly very surprised the maintainer decided to go with such a so simple solution for negative numbers. [0]https://github.com/hadley/tidyr/issues/20 Contact the BugReports address for the package > > packageDescription("tidyr")$BugReports > [1] "https://github.com/hadley/tidyr/issues" > or package's maintainer > > maintainer("tidyr") > [1] "Hadley Wickham <had...@rstudio.com>" > to report problems in a user-contributed package. > > > > Bill Dunlap > TIBCO Software > wdunlap tibco.com > > On Mon, Apr 20, 2015 at 12:10 AM, arnaud gaboury <arnaud.gabo...@gmail.com > > wrote: > >> R 3.2.0 on Linux >> -------------------------------- >> >> library(tidyr) >> >> playerStats <- c("LVL 10", "5,671,448 AP l6,000,000 AP", "Unique >> Portals Visited 1,038", >> "XM Collected 15,327,123 XM", "Hacks 14,268", "Resonators Deployed >> 11,126", >> "Links Created 1,744", "Control Fields Created 294", "Mind Units >> Captured 2,995,484 MUs", >> "Longest Link Ever Created 75 km", "Largest Control Field 189,731 MUs", >> "XM Recharged 3,006,364 XM", "Portals Captured 1,204", "Unique Portals >> Captured 486", >> "Resonators Destroyed 12,481", "Portals Neutralized 1,240", "Enemy >> Links Destroyed 3,169", >> "Enemy Control Fields Destroyed 1,394", "Distance Walked 230 km", >> "Max Time Portal Held 240 days", "Max Time Link Maintained 15 days", >> "Max Link Length x Days 276 km-days", "Max Time Field Held 4days", >> "Largest Field MUs x Days 83,226 MU-days") >> >> >> ----------------------------------------------------------------------------------------------- >> extract_numeric(playerStats) >> [1] 10 56714486000000 1038 15327123 >> 14268 11126 1744 294 2995484 >> [10] 75 189731 3006364 1204 >> 486 12481 1240 3169 1394 >> [19] 230 240 15 NA >> 4 NA >> >> >> ------------------------------------------------------------------------------------------------ >> playerStats[c(22,24)] >> [1] "Max Link Length x Days 276 km-days" "Largest Field MUs x >> Days 83,226 MU-days" >> >> -------------------------------------------------------------------------------------------- >> >> I do not understand why these two vectors return NA when the function >> extract_numeric() works well for others, >> >> Any wrong settings in my env? >> >> Thank you for hints. >> >> >> >> -- >> >> google.com/+arnaudgabourygabx >> >> ______________________________________________ >> R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide >> http://www.R-project.org/posting-guide.html >> and provide commented, minimal, self-contained, reproducible code. >> > > -- google.com/+arnaudgabourygabx <https://plus.google.com/_/notifications/emlink?emr=05814804238976922326&emid=CKiv-v6PvboCFcfoQgod6msAAA&path=%2F116159236040461325607%2Fop%2Fu&dt=1383086841306&ub=50> [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.