substitutablecode

noun
UK /ˈsʌbstɪtjuːtəbl kəʊd/
US /ˈsʌbstɪtuːtəbl koʊd/

Code that can be swapped with other code and still work the same.

The teacher showed how substitutablecode lets programmers replace one part without breaking the whole program.


OTHER MEANINGS

2. A placeholder code that stands in for another code in a test.

The test used substitutablecode so the real database was never touched.

3. A coding style where parts can be exchanged easily because they follow the same rules.

Writing substitutablecode makes future updates much faster.

4. A piece of software designed to be replaced by an alternative without changing the rest of the system.

The plugin was built as substitutablecode, so users could switch to a different one anytime.