search for: chemical_match

Displaying 1 result from an estimated 1 matches for "chemical_match".

2017 Jul 30
0
How to replace match words whith colum name of data frame?
Try the stringr package. This should work chemical=c("basic", "alkalin", "alkali", "acid", " ph ", "hss") chemical_match <- str_c(chemical, collapse = "|") chemical_match concept_df$match[str_detect(concept_df$concept, chemical_match)] <- "chemical" concept_df > concept_df concept match 1 butan acid chemical 2 nano diamond particl FALSE 3 slurri\nc...