object_has_names | R Documentation |
object_has_names()
checks if specified names are present in the given object.
object_has_rownames()
checks if rownames are present in a dataframe.
object_has_names(x, names)
object_has_rownames(x)
x |
A named object (an atomic vector, a list, a dataframe, etc.). |
names |
A single character or a vector of characters. |
A logical or a vector of logicals.
# check if specified names are present in the given object
object_has_names(mtcars, "am")
object_has_names(anscombe, c("x1", "z1", "y1"))
object_has_names(list("x" = 1, "y" = 2), c("x", "a"))
# check if a dataframe has rownames
object_has_rownames(mtcars)
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