Widget 的生命週期及 FutureBuilder
        
      
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              Published: 2021/08/25 - Updated: 2022/01/18
            
          
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          很久以前就是個「寫程式的」,其實,什麼程式都不熟⋯⋯
就,這會一點點,那會一點點⋯⋯
        More to explore
      
       
 
 
 
 
 
 
 

 

Flutter 的 StatefulWidget 從出生到死亡,會有一系列的 methods 通知你它目前的狀態,本文介紹了它的用處。另外也介紹了 FutureBuilder,它可以依照非同步的資料來建立一個「活」的 Widget。
我們前一篇學到了非同步 Asynchronous 的 dart 程式開發,現在馬上就可以用到了,這裡有一個很真實也常常會遇到的情境:
真實情境:Widget 的內容是來自非同步的 Future
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