- Convert string to int
12345678public class ConvertStringToInt {public static void main(String[] args) {String myString = "20";int myInt = Integer.parseInt(myString);System.out.println("String: " + myString);System.out.println("Integer: " + myInt);}} - Convert double to string
12345678public class ConvertDoubleToString {public static void main(String[] args) {double myDouble = 0.2034;String myString = Double.toString(myDouble);System.out.println("Double: " + myDouble);System.out.println("String: " + myString );}} - Convert int to string
12345678public class ConvertIntToString {public static void main(String[] args) {int myInt = 1;String myString = Integer.toString(aInt);System.out.println("Integer: " + myInt);System.out.println("String: " + myString );}}