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Determine if input is scalar



tf = isscalar(A) returns logical 1 (true) if A is a 1-by-1 matrix, and logical 0 (false) otherwise.

The A argument can also be a MATLAB object, as described in MATLAB Classes and Objects, as long as that object overloads the size function.


Test matrix A and one element of the matrix:

See Also

isvector, isempty, isnumeric, islogical, ischar, isa, is*

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