# wx.setBackgroundColor(Object object)

Start from base library version 2.1.0. Please remaining backward compatible.

with Promise style call: Supported

Need page permissions: Mini Programs cannot call this interface from a plugin page, and plugins cannot call the interface from the plugins page

Mini Program plugin: Support, need to Mini Program base library version no less than 2.4.0

When used in Mini Programs plug-ins, can only be called from the page of the current plug-in

Dynamically set the background color of the window

# parameter

# Object object

attribute	type	Required	Introductions
backgroundColor	string	no	The background color of the window must be hexadecimal color value
backgroundColorTop	string	no	The background color of the top window must be a hexadecimal color value, and only iOS Support
backgroundColorBottom	string	no	The background color of the bottom window must be a hexadecimal color value, and only iOS Support
success	function	no	Interface calls the successful callback function
fail	function	no	Interface calls failed callback functions
complete	function	no	Callback function at the end of an interface call (both successful and unsuccessful calls are executed)

# sample code

wx.setBackgroundColor({
  backgroundColor: '#ffffff', // The background color of the window is white
})

wx.setBackgroundColor({
  backgroundColorTop: '#ffffff', // The background color of the top window is white
  backgroundColorBottom: '#ffffff', // The background color of the bottom window is white
})