{"action":"created","issue":{"url":"https://api.github.com/repos/Fody/PropertyChanged/issues/158","repository_url":"https://api.github.com/repos/Fody/PropertyChanged","labels_url":"https://api.github.com/repos/Fody/PropertyChanged/issues/158/labels{/name}","comments_url":"https://api.github.com/repos/Fody/PropertyChanged/issues/158/comments","events_url":"https://api.github.com/repos/Fody/PropertyChanged/issues/158/events","html_url":"https://github.com/Fody/PropertyChanged/issues/158","id":135992867,"number":158,"title":"OnPropertyChanged(string propertyName, object after)","user":{"login":"mortenmercell","id":16081993,"avatar_url":"https://avatars.githubusercontent.com/u/16081993?v=3","gravatar_id":"","url":"https://api.github.com/users/mortenmercell","html_url":"https://github.com/mortenmercell","followers_url":"https://api.github.com/users/mortenmercell/followers","following_url":"https://api.github.com/users/mortenmercell/following{/other_user}","gists_url":"https://api.github.com/users/mortenmercell/gists{/gist_id}","starred_url":"https://api.github.com/users/mortenmercell/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mortenmercell/subscriptions","organizations_url":"https://api.github.com/users/mortenmercell/orgs","repos_url":"https://api.github.com/users/mortenmercell/repos","events_url":"https://api.github.com/users/mortenmercell/events{/privacy}","received_events_url":"https://api.github.com/users/mortenmercell/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":4,"created_at":"2016-02-24T08:33:54Z","updated_at":"2016-03-02T12:07:37Z","closed_at":null,"body":"Hi,\r\n\r\nIt would be very useful to us if a implementation of OnPropertyChanged with only an after value (and not a before).\r\n\r\nThe reason is that the before value is using the get method of the property, and we have multiple properties that lasy loads within the get method - and we want to avoid this.\r\n\r\nWe still wants to be able to track what the property is changed to.\r\n\r\nAnother alternative could be able to specify where to get the before value (field name)\r\n\r\nBest regards\r\n\r\nMorten"},"comment":{"url":"https://api.github.com/repos/Fody/PropertyChanged/issues/comments/191213003","html_url":"https://github.com/Fody/PropertyChanged/issues/158#issuecomment-191213003","issue_url":"https://api.github.com/repos/Fody/PropertyChanged/issues/158","id":191213003,"user":{"login":"SimonCropp","id":122666,"avatar_url":"https://avatars.githubusercontent.com/u/122666?v=3","gravatar_id":"","url":"https://api.github.com/users/SimonCropp","html_url":"https://github.com/SimonCropp","followers_url":"https://api.github.com/users/SimonCropp/followers","following_url":"https://api.github.com/users/SimonCropp/following{/other_user}","gists_url":"https://api.github.com/users/SimonCropp/gists{/gist_id}","starred_url":"https://api.github.com/users/SimonCropp/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/SimonCropp/subscriptions","organizations_url":"https://api.github.com/users/SimonCropp/orgs","repos_url":"https://api.github.com/users/SimonCropp/repos","events_url":"https://api.github.com/users/SimonCropp/events{/privacy}","received_events_url":"https://api.github.com/users/SimonCropp/received_events","type":"User","site_admin":false},"created_at":"2016-03-02T12:07:37Z","updated_at":"2016-03-02T12:07:37Z","body":"The equals is meant to be guarding against uncecessary notifying if the backing field has not changed. The before after feature is meant to the the external representation of the property hcen using the get"}}