facebookAppID abstract method

dynamic facebookAppID({
  1. required String facebookAppID,
})

Definition of fb:app_id meta tag attribute https://ogp.me https://developers.facebook.com/docs/sharing/webmasters/ Add web mata data of facebookAppID attribute

Implementation

facebookAppID(
    {
    /// Definition of [fb:app_id] meta tag attribute
    required String facebookAppID});