Checks to see if the input is the empty model.
1 2 3 4 5 6 7 8
Input to check.
How severe should the consequences of the assertion be?
Not intended to be used directly.
TRUE if the input is an
[non] empty model. (
has_terms is used to determine that a variable
is a model object.) The model is considered empty if there are no
factors and no intercept. The
assert_* functions return nothing
but throw an error if the corresponding
is_* function returns
1 2 3
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.