removecats
Remove categories from categorical
array
Description
B = removecats(
removes unused categories from the
A
)categorical
array, A
. The output
categorical
array, B
, has the same size
and values as A
. However, B
might have fewer
categories.
Examples
Input Arguments
Tips
~ismember(categories(A),unique(A))
returns logical1
(true
) for any unused category ofA
.
Extended Capabilities
Version History
Introduced in R2013b
See Also
categories
| summary
| addcats
| iscategory
| mergecats
| renamecats
| reordercats
| setcats