Check Matches
Checks if all values match regular expression using
all(grepl(regexp, x[!is.na(x)]))
chk_match(x, regexp = ".+", x_name = NULL) vld_match(x, regexp = ".+")
x |
The object to check. |
regexp |
A string of a regular expression. |
x_name |
A string of the name of object x or NULL. |
The chk_ function throws an informative error if the test fails.
The vld_ function returns a flag indicating whether the test was met.
vld_match: Validate Matches
Other chk_misc:
chk_named(),
chk_not_any_na(),
chk_not_empty(),
chk_sorted(),
chk_unique()
# chk_match
chk_match("1")
try(chk_match("1", regexp = "2"))
# vld_match
vld_match("1")
vld_match("a", regexp = "a")
vld_match("")
vld_match("1", regexp = "2")
vld_match(NA_character_, regexp = ".*")Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.