Input and Output Arguments

Support variable length argument lists, check arguments

MATLAB Functions

nargin	Number of function input arguments
nargout	Number of function output arguments
varargin	Variable-length input argument list
varargout	Variable-length output argument list

narginchk	Validate number of input arguments
nargoutchk	Validate number of output arguments
validateattributes	Check validity of array
validatestring	Check validity of text string
inputParser	Parse function inputs

inputname

Variable name of function input

Examples and How To

• Find Number of Function Arguments
• Support Variable Number of Inputs
• Support Variable Number of Outputs
• Validate Number of Function Arguments
• Ignore Function Inputs
• Check Function Inputs with validateattributes
• Parse Function Inputs

Concepts

• Argument Checking in Nested Functions
• Input Parser Validation Functions