hasAttributes: Check if given object has certain attributes.
Description
Check if given object has certain attributes.
Usage
hasAttributes(obj, attribute.names)
Value
[logical(1)
]
TRUE
if object x
contains all attributes from attributeNames
and FALSE
otherwise.
Arguments
- obj
[mixed]
Arbitrary R object.
- attribute.names
[character
]
Vector of strings, i.e., attribute names.