| // a routine: | |
| fun saveUserTasks(userId: Int) { | |
| val user = loadUser(userId) | |
| println("user loaded") | |
| val tasks = loadTasks(user) | |
| println("tasks loaded") | |
| saveTasks(tasks) | |
| } | |
| // when called multiple times: | |
| fun main() { | |
| println("Call #1:") | |
| saveUserTasks(7) | |
| println("Call #2:") | |
| saveUserTasks(7) | |
| println("Call #3:") | |
| saveUserTasks(7) | |
| println("done!") | |
| } | |
| // its like calling it for the first time: | |
| /* | |
| Call #1: | |
| loading a user... | |
| user loaded | |
| loading tasks for provided user... | |
| tasks loaded | |
| saving provided tasks... | |
| Call #2: | |
| loading a user... | |
| user loaded | |
| loading tasks for provided user... | |
| tasks loaded | |
| saving provided tasks... | |
| Call #3: | |
| loading a user... | |
| user loaded | |
| loading tasks for provided user... | |
| tasks loaded | |
| saving provided tasks... | |
| done! | |
| */ |
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