Android onSaveInstanceState()和onRestoreInstanceState()調用時機

Android系統的回收機制會在未經用戶主動操做的狀況下銷燬activity，而爲了不繫統回收activity致使數據丟失，Android爲咱們提供了onSaveInstanceState(Bundle outState)和onRestoreInstanceState(Bundle savedInstanceState)用於保存和恢復數據。java 1、onSaveInstanceState(Bu

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