Is void have return type?

Void functions do not have a return type, but they can do return values. Some of the cases are listed below: 1) A Void Function Can Return: We can simply write a return statement in a void fun().

What is the use of void 0?

JavaScript void 0 means returning undefined (void) as a primitive value. You might come across the term “JavaScript:void(0)” while going through HTML documents. It is used to prevent any side effects caused while inserting an expression in a web page.

What is a void function in C?

Void functions, also called nonvalue-returning functions, are used just like value-returning functions except void return types do not return a value when the function is executed. The void function accomplishes its task and then returns control to the caller. The void function call is a stand-alone statement.

What is the point of a void method?

Void functions are created and used just like value-returning functions except they do not return a value after the function executes. In lieu of a data type, void functions use the keyword “void.” A void function performs a task, and then control returns back to the caller–but, it does not return a value.

Can a void function have parameters?

When used for a function’s parameter list, void specifies that the function takes no parameters. When used in the declaration of a pointer, void specifies that the pointer is “universal.”

Is void a data type?

Void is considered a data type (for organizational purposes), but it is basically a keyword to use as a placeholder where you would put a data type, to represent “no data”.

What characterizes void method in Java?

Void methods do some action (called a side-effect); they do not return any value; Type methods return some value; they do not do an action. Examples of void methods include output methods such as: outputInt, outputDouble, outputString, outputlnInt, etc.

What does the word void?

1a : opening, gap. b : empty space : emptiness, vacuum. 2 : the quality or state of being without something : lack, absence. 3 : a feeling of want or hollowness.