library(microbenchmark)
library(icd)
x <- icd:::generate_random_decimal_icd9(1e6)
microbenchmark(
stringr::str_replace(
icd:::as_char_no_warn(x),
"[[:space:]]*([EeVv]?)(0*)([\\.[:digit:]]*)[[:space:]]*",
"\\1\\3"
),
stringr::str_replace(
icd:::as_char_no_warn(x),
"[[:space:]]*([EeVv]?)(0*)([\\.[:digit:]]*)[[:space:]]*",
"\\1\\3"
),
gsub("[[:space:]]*([EeVv]?)(0*)([\\.[:digit:]]*)[[:space:]]*", "\\1\\3", x),
times = 1000
)
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