mustBeNumeric

Checks that value is numeric or raise an error.

Syntax

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

Input argument

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

Description

mustBeNumeric checks that value is numeric or raise an error.

Empty values are ignored.

Example

mustBeNumeric(1)
mustBeNumeric([])
mustBeNumeric({1})

See also

isnumeric.

History

Author

Allan CORNET