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Determine whether input is categorical array


tf = iscategorical(A)



tf = iscategorical(A) returns logical 1 (true) if A is a categorical array. Otherwise, iscategorical returns logical 0 (false).


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Create a workspace variable, A.

A = categorical({'red' 'green' 'violet'; 'orange' 'red' 'yellow'})
A = 2x3 categorical array
     red         green      violet 
     orange      red        yellow 

Verify that the workspace variable, A, is a categorical array.

tf = iscategorical(A)
tf = logical

A is a 2-by-3 categorical array.

Input Arguments

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Input variable, specified as a workspace variable. A can be any data type.

Extended Capabilities

Introduced in R2013b