mustBeNonnegative

Checks that value is nonnegative or raise an error.

📝 Syntax

• mustBeNonnegative(var)

• mustBeNonnegative(var, argPosition)

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

📥 Input argument

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

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

📄 Description

mustBeNonnegative checks that value is nonnegative or raise an error.

💡 Example

mustBeNonnegative(1)
mustBeNonnegative(-1)

🔗 See also

mustBePositive.

🕔 History

Version	📄 Description
1.0.0	initial version