{"action":"closed","issue":{"url":"https://api.github.com/repos/WeAreFamulei/FamuleiCodingGuidelines_iOS/issues/5","repository_url":"https://api.github.com/repos/WeAreFamulei/FamuleiCodingGuidelines_iOS","labels_url":"https://api.github.com/repos/WeAreFamulei/FamuleiCodingGuidelines_iOS/issues/5/labels{/name}","comments_url":"https://api.github.com/repos/WeAreFamulei/FamuleiCodingGuidelines_iOS/issues/5/comments","events_url":"https://api.github.com/repos/WeAreFamulei/FamuleiCodingGuidelines_iOS/issues/5/events","html_url":"https://github.com/WeAreFamulei/FamuleiCodingGuidelines_iOS/issues/5","id":142844728,"number":5,"title":"assgin和weak","user":{"login":"Rose99mac","id":12993043,"avatar_url":"https://avatars.githubusercontent.com/u/12993043?v=3","gravatar_id":"","url":"https://api.github.com/users/Rose99mac","html_url":"https://github.com/Rose99mac","followers_url":"https://api.github.com/users/Rose99mac/followers","following_url":"https://api.github.com/users/Rose99mac/following{/other_user}","gists_url":"https://api.github.com/users/Rose99mac/gists{/gist_id}","starred_url":"https://api.github.com/users/Rose99mac/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Rose99mac/subscriptions","organizations_url":"https://api.github.com/users/Rose99mac/orgs","repos_url":"https://api.github.com/users/Rose99mac/repos","events_url":"https://api.github.com/users/Rose99mac/events{/privacy}","received_events_url":"https://api.github.com/users/Rose99mac/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2016-03-23T02:58:38Z","updated_at":"2016-03-24T15:20:33Z","closed_at":"2016-03-24T15:20:33Z","body":"写delegate的时候类型应该为weak弱引用，以避免循环引用，当delegate对象不存在后，我们写的delegate也就没有存在意义了自然是需要销毁的"}}