重置
横排
竖排
/
mdn2
/
en-US
/
docs
/
Mozilla
/
Add-ons
/
WebExtensions
/
API
/
types
types
BrowserSetting
/
mdn2
/
en-US
/
docs
/
Mozilla
/
Add-ons
/
WebExtensions
/
API
/
types
/
BrowserSetting
BrowserSetting
clear
get
onChange
set
/
BrowserSetting