Constructors in Java

Author: kishanrajput23

42.Constructors/CWH_constructors.java

@@ -0,0 +1,21 @@
+class Employee {
+// First constructor
+    Employee(String s, int i){
+        System.out.println("The name of the first employee is : " + s);
+        System.out.println("The id of the first employee is : " + i);
+    }
+//    Constructor overloaded
+    Employee(String s, int i, int salary){
+        System.out.println("The name of the second employee is : " + s);
+        System.out.println("The id of the second employee is : " + i);
+        System.out.println("The salary of second employee is : " + salary);
+    }
+
+}
+public class CWH_constructors {
+    public static void main(String[] args) {
+        Employee shubham = new Employee("Shubham",1);
+        Employee harry = new Employee("Harry",2,70000);
+
+    }
+}

42.Constructors/cwh_42_constructors.java

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+class MyMainEmployee{
+    private int id;
+    private String name;
+
+    public MyMainEmployee(){
+        id = 0;
+        name = "Your-Name-Here";
+    }
+    public MyMainEmployee(String myName, int myId){
+        id = myId;
+        name = myName;
+    }
+    public MyMainEmployee(String myName){
+        id = 1;
+        name = myName;
+    }
+    public String getName(){
+        return name;
+    }
+    public void setName(String n){
+        this.name = n;
+    }
+    public void setId(int i){
+        this.id = i;
+    }
+    public int getId(){
+        return id;
+    }
+}
+
+public class cwh_42_constructors {
+    public static void main(String[] args) {
+        //MyMainEmployee harry = new MyMainEmployee("ProgrammingWithHarry", 12);
+        MyMainEmployee harry = new MyMainEmployee();
+        //harry.setName("CodeWithHarry");
+        //harry.setId(34);
+        System.out.println(harry.getId());
+        System.out.println(harry.getName());
+    }
+}

42.Constructors/quick_quiz.java

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+class Employee {
+// First constructor
+    Employee(String s, int i){
+        System.out.println("The name of the first employee is : " + s);
+        System.out.println("The id of the first employee is : " + i);
+    }
+//    Constructor overloaded
+    Employee(String s, int i, int salary){
+        System.out.println("The name of the second employee is : " + s);
+        System.out.println("The id of the second employee is : " + i);
+        System.out.println("The salary of second employee is : " + salary);
+    }
+//  Overloaded constructor with salary 10,000
+    Employee(int salary){
+        System.out.println("The salary of third employee is : " + salary);
+    }
+
+}
+public class quick_quiz {
+    public static void main(String[] args) {
+        Employee shubham = new Employee("Shubham",1);
+        Employee harry = new Employee("Harry",2,70000);
+        Employee kishan = new Employee(10000);
+    }
+}