{"id":21974136,"url":"https://github.com/javaobjects/test63","last_synced_at":"2025-03-22T23:25:36.884Z","repository":{"id":105562589,"uuid":"205976829","full_name":"javaobjects/test63","owner":"javaobjects","description":"跳转和重定向的区别","archived":false,"fork":false,"pushed_at":"2019-09-03T03:04:30.000Z","size":8,"stargazers_count":0,"open_issues_count":0,"forks_count":0,"subscribers_count":2,"default_branch":"master","last_synced_at":"2025-01-28T03:17:17.719Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":null,"language":"Java","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/javaobjects.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2019-09-03T02:54:41.000Z","updated_at":"2019-09-03T03:04:31.000Z","dependencies_parsed_at":"2023-08-23T22:35:23.321Z","dependency_job_id":null,"html_url":"https://github.com/javaobjects/test63","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/javaobjects%2Ftest63","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/javaobjects%2Ftest63/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/javaobjects%2Ftest63/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/javaobjects%2Ftest63/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/javaobjects","download_url":"https://codeload.github.com/javaobjects/test63/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":245033730,"owners_count":20550320,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2024-11-29T15:38:51.533Z","updated_at":"2025-03-22T23:25:36.860Z","avatar_url":"https://github.com/javaobjects.png","language":"Java","funding_links":[],"categories":[],"sub_categories":[],"readme":"#### 跳转：\n```\nrequest.getRequestDispatcher(\"/login.jsp\").forward(request,response);\n```\n1. url会不会改变？\n```\n不变\n```\n2. 能不能传参数给目标页面？\n```\n可以穿数据给页面，怎么传：request.setAttribute(\"message\", \"注册失败\");\n在页面怎么获取：\u003c%=request.getAttribute(\"message\") %\u003e\n```\n3. 哪个访问网页的效率高？\n```\n跳转的效率高，因为只需要请求一次\n```\n4. 访问网页的范围，哪个更广？\n```\n跳转只能是站内跳转，出不了当前应用\n```\n### 重定向：\n```\nresponse.sendRedirect(\"login.jsp\");\n```\n1. url会不会改变？\n```\n变，建议只要原来的操作有更新数据，那么去到下一个页面使用重定向最好。\n```\n2. 能不能传参数给目标页面？\n```\n不能通过request.setAttibute()传参数，但是可以这样传参数：\nresponse.sendRedirect(request.getContextPath()+\"/login.jsp?\nmessage=registersuccess\");//把参数放在url的后面\n```\n3. 哪个访问网页的效率高？\n```\n重定向的效率低，因为客户端需要请求两次\n```\n4. 访问网页的范围，哪个更广？\n```\n重定向可以定向到其他应用，范围更广\n比如：response.sendRedirect(\"https://www.baidu.com\");\n```\n[参考链接-JSP跳转跟重定向的区别](https://wenku.baidu.com/view/6bb9969071fe910ef12df8e1.html)\n\n==================================================================\n#### 分割线\n==================================================================\n\n**博主为咯学编程：父母不同意学编程，现已断绝关系;恋人不同意学编程，现已分手;亲戚不同意学编程，现已断绝来往;老板不同意学编程,现已失业三十年。。。。。。如果此博文有帮到你欢迎打赏，金额不限。。。**\n\n![](https://upload-images.jianshu.io/upload_images/5227364-e76764b127f255ed.png?imageMogr2/auto-orient/strip%7CimageView2/2/w/1240)","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fjavaobjects%2Ftest63","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fjavaobjects%2Ftest63","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fjavaobjects%2Ftest63/lists"}