The dir read-only property of the Notification interface indicates the text direction of the notification, as specified in the dir option of the Notification() constructor.

API dir DOM Notifications Property Reference Référence

Displays an interactive list of the properties of the specified JavaScript object. The output is presented as a hierarchical listing with disclosure triangles that let you see the contents of child objects.

API console console.dir Debugging debugging dir DOM JSON Method NeedsBrowserCompatibility web console Web Development

Outputs a message to the Web Console.

API Console console console.dir() console.log() Debugging debugging difference DOM HTML-tree Method NeedsBrowserCompatibility Non-standard Non-Standard web console Web Development