[ Faịlụ ] append: [ Ederede ]

☞ x ≔ Faịlụ ohuru: (Ọnọdụ faịlụ /tmp: ‘a.txt’).
x dee: ‘123’.
✎ dee: x gụọ, kwụsị.
x append: ‘345’.
✎ dee: x gụọ, kwụsị.
123
123345