R filter shapefiles with dplyr

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What is the best way to filter shapefiles data in R with dplyr and then put it in a leaflet map

not reproducible example sorry:

library(dplyr)library(leaflet)library(sp)library(maptools)library(rgdal)lines400,Y=="YES") m = leaflet() %>% addTiles()m %>%addPolylines(data=lines,col="blue")do I need to merge lines@data with lines?Thanks



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