❮ String Methods ExampleGet your own Java Server Find out if a string contains a sequence of characters: String myStr = "Hello"; System.out.println(myStr.contentEquals("Hello")); // true System.out.println(myStr.contentEquals("e")); // false System.out.println(myStr.contentEquals("...
public static void main(String[] args) { myStaticMethod(); // Call the static method Main myObj = new Main(); // Create an object of MyClass myObj.myPublicMethod(); // Call the public method } } Static methods can be called without creating objects Public methods must be...
❮ HashMap MethodsExampleGet your own Java ServerCompute a value for a new entry in a map:import java.util.HashMap; public class Main { public static void main(String[] args) { HashMap<String, String> capitalCities = new HashMap<String, String>(); capitalCities.put("England", "...
❮ ArrayList Methods ExampleGet your own Java Server Find the position of an item in a list: import java.util.ArrayList; public class Main { public static void main(String[] args) { ArrayList<String> cars = new ArrayList<String>(); cars.add("Volvo"); cars.add("BMW"); cars.add("...
import java.util.ArrayList; import java.util.List; public class Main { public static void main(String[] args) { ArrayList<String> cars = new ArrayList<String>(); cars.add("Volvo"); cars.add("BMW"); cars.add("Ford"); cars.add("Mazda"); List<String> sublist = cars.subList(1, 3...
Java Reference Java Keywords Java String Methods Java Math Methods Java Output Methods Java Arrays Methods Java ArrayList Methods Java LinkedList Methods Java HashMap Methods Java Scanner Methods close() delimiter() findInLine() findWithinHorizon() hasNext() hasNextBoolean() hasNextByte(...
❮ ArrayList Methods ExampleGet your own Java Server Reduce the capacity of a list to exactly the size of the list: import java.util.ArrayList; public class Main { public static void main(String[] args) { ArrayList<String> cars = new ArrayList<String>(); cars.add("Volvo"); cars.add...
Java ReferenceJava Reference Java Keywords Java String Methods Java Math Methods Java Output Methods Java Arrays Methods Java ArrayList Methods Java LinkedList Methods Java HashMap Methods clear() clone() compute() computeIfAbsent() computeIfPresent() containsKey() containsValue() entrySet...
Java ReferenceJava Reference Java Keywords Java String Methods Java Math Methods Java Output Methods Java Arrays Methods Java ArrayList Methods Java LinkedList Methods Java HashMap Methods clear() clone() compute() computeIfAbsent() computeIfPresent() containsKey() containsValue() entrySet...
Java Reference Java Keywords Java String Methods Java Math Methods Java Output Methods Java Arrays Methods Java ArrayList Methods Java LinkedList Methods Java HashMap Methods clear() clone() compute() computeIfAbsent() computeIfPresent() containsKey() containsValue() entrySet() forEach(...