# wx.setTabBarItem(Object object)

Start from base library version 1.9.0. 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: Not supported

Dynamic settings tabBar The content of an item,2.7.0 Temporary files and network files are supported.

# parameter

# Object object

attribute	type	Required	Introductions
index	number	yes	tabBar Which one of those? From the left.
text	string	no	tab Button text on the
iconPath	string	no	Picture path, icon Size limit is 40kb, recommended size 81px * 81px, when postion for top This parameter is invalid when
selectedIconPath	string	no	Image path when selected, icon Size limit is 40kb, recommended size 81px * 81px When postion for top This parameter is invalid when
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.setTabBarItem({
  index: 0,
  text: 'text',
  iconPath: '/path/to/iconPath',
  selectedIconPath: '/path/to/selectedIconPath'
})