Quick Answer: What Does Void Mean In Java?

What does public void mean in Java?

public means that the method is visible and can be called from other objects of other types.

This means that you can call a static method without creating an object of the class.

void means that the method has no return value.

If the method returned an int you would write int instead of void..

Is private a keyword in Java?

The private keyword is an access modifier used for attributes, methods and constructors, making them only accessible within the declared class.

What is void method?

The void keyword allows us to create methods which do not return a value. … This method is a void method, which does not return any value. Call to a void method must be a statement i.e. methodRankPoints(255.7);. It is a Java statement which ends with a semicolon as shown in the following example.

What is print () in Java?

print(): print() method in Java is used to display a text on the console. This text is passed as the parameter to this method in the form of String. This method prints the text on the console and the cursor remains at the end of the text at the console.

What does string [] args mean?

Answered November 2, 2017. String[] args in Java is an array of strings which stores arguments passed by command line while starting a program. All the command line arguments are stored in that array.

What is difference between public static and void?

First public means that any other object can access it. static means that the class in which it resides doesn’t have to be instantiated first before the function can be called. void means that the function does not return a value.

Why do you use void in Java?

Void: It is a keyword and used to specify that a method doesn’t return anything. As main() method doesn’t return anything, its return type is void. … main: It is the name of Java main method. It is the identifier that the JVM looks for as the starting point of the java program.

What is a void method Java?

void means this method doesn’t return a value. Methods can return a single value in Java and it has to be defined in the method declaration. However, you can use return by itself to exit the method. This method doesn’t get any arguments, but of course Java methods can get arguments as we’ll see further on.

Is void a type?

The void type, in several programming languages derived from C and Algol68, is the type for the result of a function that returns normally, but does not provide a result value to its caller. Usually such functions are called for their side effects, such as performing some task or writing to their output parameters.

Is void a Java type?

Since JDK 1.1, Java provides us with the Void type. Its purpose is simply to represent the void return type as a class and contain a Class public value. It’s not instantiable as its only constructor is private.

What is the use of void?

In computer programming, when void is used as a function return type, it indicates that the function does not return a value. When void appears in a pointer declaration, it specifies that the pointer is universal. When used in a function’s parameter list, void indicates that the function takes no parameters.