Definition and situation examples of each of the following:
Article 1231 of the Civil Code of the Philippines. Obligations are extinguished:
(1) By payment or performance;
(2) By the loss of the thing due;
(3) By the condonation or remission of the debt;
(4) By the confusion or merger of the rights of creditor and debtor;
(5) By compensation;
(6) By novation.