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This article will introduce in detail how to use wx.authorize in Weixin Mini Programs (Mini). The content steps are clear and detailed, and the details are handled properly. However, Xiaobian will update different knowledge points every day. I hope this article "how to use wx.authorize in Weixin Mini Programs" can give you unexpected gains. Please follow the ideas of Xiaobian and go deeper. The specific contents are as follows. Let's harvest new knowledge together.

wx.authorize(OBJECT)

Some interfaces require consent before they can be invoked. When calling this kind of interface, if the user has not authorized it, a pop-up window will pop up to ask the user, and the user can only call the interface after clicking agree. If the user clicks reject, the call will not pop up in the short term, but will go directly to the fail callback. The user can modify the authorization information of the Mini programs in the Mini programs setting interface. This interface is used to initiate authorization to users in advance. After being invoked, a window will pop up immediately to ask users whether they agree to allow Mini programs to use certain functions or obtain some data of users, but the interface will not be actually invoked. If the user has agreed before, no pop-up window will appear and success will be returned directly.

OBJECT Parameter Description:

Parameter Name Type Required Description scopeString is the scope for which permission needs to be obtained. For details, see scope listsuccessFunction No Callback function successfully invoked by the interface failFunction No Callback function failed by the interface completeFunction No Callback function terminated by the interface invocation (successful or failed)

success Return parameter description:

Parameter Name Type Description errMsgString Call Result

Example code:

//You can query whether the user has authorized the scopewx. getSetting({ success(res) { if (! res.authSetting['scope.record']) { wx.authorize({ scope: 'scope.record', success() { //The user has agreed that Mini programs can use the recording function. Subsequent calls to the wx.startRecord interface will not pop up a window query. wx.startRecord() } }) } }})scope list scope corresponding interface description scope.userInfowx.getUserInfo user information scope.userLocationwx.getLocation, wx.chooseLocation geographical location scope.addresswx.chooseAddress communication address scope.recordwx.startRecord recording function scope.writePhotosAlbumwx.saveImageToPhotosAlbum, wx.saveVideoToPhotosAlbum save to album Mini programs is a kind of application that can be used without downloading and installing. It is easy to operate and easy to spread by scanning the QR code or searching. It can realize seven functions such as message notification, offline scanning code and public number association. It is based on WeChat, similar to APP, want to use it, run out of it, will not occupy memory.

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