What Is Parameterless Function?
A Parameterless Method Is a Function That Does Not Take Parameters, Defined by the Absence of Any Empty Parenthesis. Invocation of a Paramaterless Function...
A parameterless method is a function that does not take parameters, defined by the absence of any empty parenthesis. Invocation of a paramaterless function should be done without parenthesis. This enables the change of def to val without any change in the client code which is a part of uniform access principle.
Which category is the void and Parameterless function?
Void functions are functions which do not return any value. Parameterless functions are functions which do not take any arguments. int table() is a paramterless function.
How do you define a function in Scala?
In scala, functions are first class values. You can store function value, pass function as an argument and return function as a value from other function. You can create function by using def keyword. You must mention return type of parameters while defining function and return type of a function is optional.
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