Vue Composables: The Shared State Trap (+ Cheat Sheet)

You build a useCounter() composable, drop <Counter /> on the page twice, and click the first button. Both counters go up. You didn't copy-paste a bug. You wrote twelve lines of completely ordinary-looking Composition API code, and Vue executed every one of them correctly. The surprise isn't a Vue bug — it's a gap in your mental model of what... Weiterlesen