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class in UnityEngine
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Stores and accesses player preferences between game sessions.
On macOS PlayerPrefs are stored in ~/Library/Preferences folder, in a file named unity.[company name].[product name].plist, where company and product names are the names set up in Project Settings. The same .plist file is used for both Projects run in the Editor and standalone players.
On Windows, PlayerPrefs are stored in the registry under HKCU\Software\[company name]\[product name] key, where company and product names are the names set up in Project Settings.
On Linux, PlayerPrefs can be found in ~/.config/unity3d/[CompanyName]/[ProductName] again using the company and product names specified in the Project Settings.
On Windows Store Apps, Player Prefs can be found in %userprofile%\AppData\Local\Packages\[ProductPackageId]>\LocalState\playerprefs.dat
On Windows Phone 8, Player Prefs can be found in application's local folder, See Also: Directory.localFolder
On WebGL, PlayerPrefs are stored using the browser's IndexedDB API.
|DeleteAll||Removes all keys and values from the preferences. Use with caution.|
|DeleteKey||Removes key and its corresponding value from the preferences.|
|GetFloat||Returns the value corresponding to key in the preference file if it exists.|
|GetInt||Returns the value corresponding to key in the preference file if it exists.|
|GetString||Returns the value corresponding to key in the preference file if it exists.|
|HasKey||Returns true if key exists in the preferences.|
|Save||Writes all modified preferences to disk.|
|SetFloat||Sets the value of the preference identified by key.|
|SetInt||Sets the value of the preference identified by key.|
|SetString||Sets the value of the preference identified by key.|