has_rownames | R Documentation |
has_rownames
tests if an object has row names
has_colnames
tests if an object has column names
has_dimnames
tests if an object has dimnames
lacks_rownames
tests if an object lacks row
names
lacks_colnames
tests if an object lacks
column names
lacks_dimnames
tests if an object
lacks dimnames
has_rownames(x)
x |
an R object |
has_names
has_rownames(iris) # TRUE
has_colnames(iris) # TRUE
lacks_rownames(letters[1:10]) # TRUE
lacks_colnames(letters[1:10]) # TRUE
A = matrix(1:10)
has_dimnames(A) # FALSE
lacks_dimnames(A) # TRUE
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