Feb 6, 2015 · Just off the topic, replace your if(bn == true) with if(bn). What input values have you tried? slight tweak to your program. This works. do { try { System.out.print("Are you above 18?"); Scanner n = new Scanner(System.in); boolean bn = n.nextBoolean(); if (bn == true) { System.out.println("Over 18"); } else if (bn == false) {

Oct 12, 2018 · The nextBoolean () method of java.util.Scanner class scans the next token of the input as a Boolean. If the translation is successful, the scanner advances past the input that matched.

The nextBoolean() method returns the boolean value that the next token represents. A token represents a boolean value if its value matches one of the strings "true" or "false".

Feb 15, 2022 · Use Scanner and get next line, then check if that line is yes or no then handle respectively. In the example below, I used a while loop to keep asking them to input yes or no in case they enter something different like "maybe". For example: // Use this to check if it is yes or no. if(line.equalsIgnoreCase("yes")){ // Process yes. break;

Aug 26, 2017 · When I input in the program like this: boolean a = (true & false) & true; It's worked. But when I input from the keyboard by using Scanner: Scanner sc = new Scanner (System.in); boolean b...

The Scanner class is used to get user input, and it is found in the java.util package. To use the Scanner class, create an object of the class and use any of the available methods found in the Scanner class documentation.

The nextBoolean() method in Java, part of the java.util.Scanner class, is used to retrieve the next token from the input as a boolean value. This method is useful for reading and processing boolean values from the input.

Learn how to use the nextBoolean method of the Scanner class in Java to read boolean values from user input. Get examples and explanations.

Feb 2, 2024 · We can also take boolean value as an input. Scanner.nextBoolean() only reads either true and false or 0 and 1. In the below example, we take the input and then check if the input was true or false. System.out.println("Are you …

Let’s break down the steps to take user input in Java programming language using this class. Import the Class: Begin by importing java.util.Scanner to gain access to the Scanner class. Create a Scanner Object: Instantiate a Scanner object by wrapping System.in the standard input stream.