Is this picture, such as how to understand the number of parameters in the matlab? Should not ask the number of arguments is equal to the parameter number? Figure and there is no special specification parameters can choose or not choose, why can like this?

CodePudding user response:

Argument the number is less than the number of parameters, excess of participant is thought does not exist, it is one of the characteristics of language itself
Such as test (2), function in b and c are not exist (b, 'var') result is logical (0), and c as well