check_intersection | R Documentation |
Checks that all the elements in atomic vector x intersect with those in atomic vector y.
check_intersection(
x,
y,
all_y = FALSE,
x_name = substitute(x),
y_name = substitute(y),
error = TRUE
)
x |
The object to check. |
y |
The second atomic vector. |
all_y |
A flag indicating whether all the elements in y should have a match in x. |
x_name |
A string of the name of the object x. |
y_name |
A string of the name of the object y. |
error |
A flag indicating whether to throw an informative error or immediately generate an informative message if the check fails. |
An invisible copy of x (if it doesn't throw an error).
check_join
x1 <- 1:3
x2 <- 1:4
check_intersection(x1, x2)
check_intersection(x2, x1, error = FALSE)
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