mustBeNegative

Checks that value is negative or raise an error.

Syntax

  • mustBeNegative(var)

  • mustBeNegative(var, argPosition)

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

Input argument

  • var - a variable: all supported types and classes that implement isnumeric, islogical, all, isreal, and lt methods.

  • argPosition - a positive integer value: Position of input argument.

Description

mustBeNegative checks that value is negative or raise an error.

Example

mustBeNegative(-1)
mustBeNegative(1)

See also

mustBePositive.

History

VersionDescription

1.0.0

initial version

Author

Allan CORNET

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