This function tests whether an object is a data library. The data library has a class of "lib".
is.lib(x)TRUE or FALSE, depending on whether or not the object is a data library.
Other lib:
lib_add(),
lib_copy(),
lib_delete(),
lib_export(),
lib_info(),
lib_load(),
lib_path(),
lib_remove(),
lib_replace(),
lib_size(),
lib_sync(),
lib_unload(),
lib_write(),
libname(),
print.lib()
# Create format catalog
libname(dat, tempdir())
# Test for "lib" class
is.lib(dat)
# [1] TRUE
is.lib(list())
# [1] FALSE
# Clean up
lib_delete(dat)