mustBeMatrix

Checks that value is a matrix or raise an error.

Syntax

• mustBeMatrix(var)
• mustBeMatrix(var, argPosition)
• C++: void mustBeMatrix(const ArrayOfVector& args, int argPosition)

Input argument

• var - a variable: all supported types and classes that implement ismatrix method.
• argPosition - a positive integer value: Position of input argument.

Description

mustBeMatrix checks that value is a matrix or raise an error.

Example

mustBeMatrix(true)
mustBeMatrix([])
mustBeMatrix(ones(3, 2, 4))

See also

ismatrix.

History

Author

Allan CORNET