How to create and execute procedure in oracle express edition?

We are going to create a simple procedure in Oracle, which will print a statement.

CREATE OR REPLACE PROCEDURE procedureName
IS
BEGIN
  DBMS_OUTPUT.PUT_LINE('You have successfully executed the procedure!');
END;

To execute or call the above created procedure in Oracle Application express use the following statement.

BEGIN
procedureName;
END;

Below is the screenshot:

Create and execute procedure in oracle application express edition | Screenshot

You can also download the complete exercise with code from Git .