Best answer: How do you return a Boolean value in Java?

How do you return a boolean from a function?

Use the return statement notation return boolean in a function to return a boolean as the result of the function.

  1. def a_function():
  2. output = a_function() Save result of `a_function()`
  3. print(output)

Can you return true and false in Java?

A Boolean expression is a Java expression that returns a Boolean value: true or false .

How can I return two boolean values in Java?

You can change your return type to boolean[] so that you can return 2 boolean values. “return” terminates your method and returns the value. Everything below return is not reachable. and instead of return correctDest; and return correctPiece; just return false.

How do you return true in a method?

The first method declares the return value as boolean and the acceptable parameter as int. This method’s return statement is of boolean type based on whether the parameter is above or below 72. If the int value passed is below 72, the method returns false , and if the value passed is above 72, the method returns true .

What is the return value of Boolean?

In C, most things we think of as boolean are actually int (0 or 1). We prefer to use bool return type for functions which have 2 return values ( true or false ). We consider some different things boolean: A variable with type bool.

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What is Boolean function with example?

A Boolean function is a function that has n variables or entries, so it has 2n possible combinations of the variables. These functions will assume only 0 or 1 in its output. An example of a Boolean function is this, f(a,b,c) = a X b + c. These functions are implemented with the logic gates.

Can you return a boolean?

Java Boolean equals() method

The equals() method of Java Boolean class returns a Boolean value. It returns true if the argument is not null and is a Boolean object that represents the same Boolean value as this object, else it returns false.

Is equal method in Java?

Java String equals() Method

The equals() method compares two strings, and returns true if the strings are equal, and false if not. Tip: Use the compareTo() method to compare two strings lexicographically.

What is return in Java?

In Java, return is a reserved keyword i.e, we can’t use it as an identifier. It is used to exit from a method, with or without a value.

Can we return 2 values from a function in Java?

You can return only one value in Java. If needed you can return multiple values using array or an object.

How do you return an Arraylist?

add(3); return(numbers); } } public class T{ public static void main(String[] args){ Test t = new Test(); ArrayList<Integer> arr = t. myNumbers(); // You can catch the returned integer arraylist into an arraylist. } }

Can a method return two values?

No, you can not have two returns in a function, the first return will exit the function you will need to create an object.

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