What are advantages of a written code of laws?

there are many advantages according to ones point of view

1. since it is all written down it provides easy access. so it makes it easy for one to know their rights.

2. Entrenched Laws- there are certain provisions that are fixed safeguarding them from interference by the Government of the day.

3. it is hard to change, so limiting the power of the government ( this can also be a disadvantage)

4.It can be revised