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【Kotlin 初心者】Preferencesの使い方

Last updated at Posted at 2021-04-15

Preferences

API通信したアプリのtokenなどのデータをローカルに保存させます

参考URL
https://developer.android.com/guide/topics/ui/settings/use-saved-values?hl=ja

Preferencesに書き込む

val shardPreferences = this.getPreferences(Context.MODE_PRIVATE)
val shardPrefEditor = shardPreferences.edit()

shardPrefEditor.putString("token", token)
shardPrefEditor.apply()

Preferencesで読み取る

val shardPreferences = this.getPreferences(Context.MODE_PRIVATE)
var data = shardPreferences.getString("token", "[]")
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