[组件之间通信](%E7%BB%84%E4%BB%B6%E4%B9%8B%E9%97%B4%E9%80%9A%E4%BF%A1.md) [父传子](%E7%88%B6%E4%BC%A0%E5%AD%90.md) [子传父](%E5%AD%90%E4%BC%A0%E7%88%B6.md) [provide->inject （非父子）](provide-inject.md) [引用元素和组件](%E5%BC%95%E7%94%A8%E5%85%83%E7%B4%A0%E5%92%8C%E7%BB%84%E4%BB%B6.md)