wx.login(Object object) | Weixin public doc

with Promise style call: Not supported

Mini Program plugin: Support, need to Mini Program base library version no less than 2.3.1

When used in Mini Programs plug-ins, it needs to be called after obtaining user authorization in the user information feature page. Otherwise, return fail。 See for details User Information Function Page

WeChat Windows edition:: Support

WeChat Mac edition:: Support

Call the interface to get the login credentials code. Through the certificate and exchange user login state information, including the user in the current Mini Program unique identity (openid), WeChat open platform account under the unique identifier (uniid, If the current Mini Program has been bound to the WeChat open platform account and the session key (session)_Key) and so on. User data encryption and decryption communication needs to rely on the session key to complete. For more usage see Mini Program login。

# parameter

# Object object

attribute	type	Required	Introductions	Minimum version
timeout	number	no	Timeout, in ms	1.9.90
success	function	no	Interface calls the successful callback function
fail	function	no	Interface calls failed callback functions
complete	function	no	Interface calls the end of the callback function (call success or failure will be executed)

# object.success callback

# parameter

# Object res

attribute	type	Introductions
code	string	User login credentials (valid for 5 minutes). The developer needs to invoke the auth.code2Session, using code Exchange for openid、unionid、session_key Wait information

# sample code

wx.login({
  success (res) {
    if (res.code) {
      //Initiate Network Request
      wx.request({
        url: 'https://example.com/onLogin',
        data: {
          code: res.code
        }
      })
    } else {
      console.log('Login failed! ' + res.errMsg)
    }
  }
})

# wx.login(Object object)

# parameter

# Object object

# object.success callback

# parameter

# Object res

# sample code