{"action":"created","issue":{"url":"https://api.github.com/repos/idaholab/moose/issues/3080","labels_url":"https://api.github.com/repos/idaholab/moose/issues/3080/labels{/name}","comments_url":"https://api.github.com/repos/idaholab/moose/issues/3080/comments","events_url":"https://api.github.com/repos/idaholab/moose/issues/3080/events","html_url":"https://github.com/idaholab/moose/issues/3080","id":32863530,"number":3080,"title":"MeshModifier to delete all elements within a block?","user":{"login":"WilkAndy","id":6676821,"avatar_url":"https://avatars.githubusercontent.com/u/6676821?v=3","gravatar_id":"","url":"https://api.github.com/users/WilkAndy","html_url":"https://github.com/WilkAndy","followers_url":"https://api.github.com/users/WilkAndy/followers","following_url":"https://api.github.com/users/WilkAndy/following{/other_user}","gists_url":"https://api.github.com/users/WilkAndy/gists{/gist_id}","starred_url":"https://api.github.com/users/WilkAndy/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/WilkAndy/subscriptions","organizations_url":"https://api.github.com/users/WilkAndy/orgs","repos_url":"https://api.github.com/users/WilkAndy/repos","events_url":"https://api.github.com/users/WilkAndy/events{/privacy}","received_events_url":"https://api.github.com/users/WilkAndy/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/idaholab/moose/labels/C:%20MOOSE","name":"C: MOOSE","color":"0052cc"},{"url":"https://api.github.com/repos/idaholab/moose/labels/P:%20normal","name":"P: normal","color":"ededed"},{"url":"https://api.github.com/repos/idaholab/moose/labels/T:%20task","name":"T: task","color":"cccccc"}],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":31,"created_at":"2014-05-06T03:12:03Z","updated_at":"2015-12-16T02:16:24Z","closed_at":null,"body":"Would this be easy to do?  I'd like to do it at some stage but i don't actually know how to do it, can anyone give me some clues or examples? "},"comment":{"url":"https://api.github.com/repos/idaholab/moose/issues/comments/164964777","html_url":"https://github.com/idaholab/moose/issues/3080#issuecomment-164964777","issue_url":"https://api.github.com/repos/idaholab/moose/issues/3080","id":164964777,"user":{"login":"WilkAndy","id":6676821,"avatar_url":"https://avatars.githubusercontent.com/u/6676821?v=3","gravatar_id":"","url":"https://api.github.com/users/WilkAndy","html_url":"https://github.com/WilkAndy","followers_url":"https://api.github.com/users/WilkAndy/followers","following_url":"https://api.github.com/users/WilkAndy/following{/other_user}","gists_url":"https://api.github.com/users/WilkAndy/gists{/gist_id}","starred_url":"https://api.github.com/users/WilkAndy/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/WilkAndy/subscriptions","organizations_url":"https://api.github.com/users/WilkAndy/orgs","repos_url":"https://api.github.com/users/WilkAndy/repos","events_url":"https://api.github.com/users/WilkAndy/events{/privacy}","received_events_url":"https://api.github.com/users/WilkAndy/received_events","type":"User","site_admin":false},"created_at":"2015-12-16T02:16:24Z","updated_at":"2015-12-16T02:16:24Z","body":"@permcody, why can't we just have:\r\n\r\n for (it = deletable_elems.begin() ; it != deletable_elems.end(); ++it)\r\n  {\r\n    mesh.boundary_info->remove(*it);\r\n    mesh.delete_elem(*it);\r\n  }\r\n\r\nto get rid of the sidesets connected to the deleted elements?\r\n\r\na\r\n"}}