mustBeScalarOrEmpty

Checks that value is scalar or empty or raise an error.

Syntax

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

Input argument

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

Description

mustBeScalarOrEmpty checks that value is scalar or empty or raise an error.

Example

mustBeScalarOrEmpty(true)
mustBeScalarOrEmpty([])
mustBeScalarOrEmpty([true false])

See also

isempty, islogical.

History

Author

Allan CORNET