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ETag助力站点提交Sitemap——ETag简介与作用

2020:01:13 16:52:26 关键词: 作者:智唯建站 VISITORS: 来源:seo优化公司 0 条评论
13

Jan
2020

本文共有1096个文字,预计阅读时间3分钟
导语
ETag简介 ETag(EntityTags)是URL的tag,用来标示URL对象是否改变,这样可利用客户端(例如浏览器)的缓存。由服务器首先产生ETag,客户端通过将该记号传回服务器要求服务器验证其(客户端)缓存。服务器使用它来判断页面是否已经被修改,如果未修改返回304,而不必重新传输整个对象。 现在站点Sitemap存在的问题 1.发现更新不及时 当站点或其Sitemap发生更新时,百度难以及时发现并响应,

ETag简介

  ETag(EntityTags)SHIURLDEtag,YONGLAIBIAOSHIURLDUIXIANGSHIFOUGAIBIAN,ZHEIYANGKELIYONGKEHUDUAN(LIRULIULANQI)DEHUANCUN。YOUFUWUQISHOUXIANCHANSHENGETag,KEHUDUANTONGGUOJIANGGAIJIHAOCHUANHUIFUWUQIYAOQIUFUWUQIYANZHENGQI(KEHUDUAN)HUANCUN。FUWUQISHIYONGTALAIPANDUANYEMIANSHIFOUYIJINGBEIXIUGAI,RUGUOWEIXIUGAIFANHUI304,ERBUBIZHONGXINCHUANSHUZHENGGEDUIXIANG。

现在站点Sitemap存在的问题

  1.FAXIANGENGXINBUJISHI

全民快乐8  DANGZHANDIANHUOQISitemapFASHENGGENGXINSHI,BAIDUNANYIJISHIFAXIANBINGXIANGYING,YINWEIBAIDUNANYIWUSHIWUKEDICHIXUJIANCHAZHANDIANNEIRONGHESitemapSHIFOUGENGXIN。

  2.QUANLIANGZHUAQU,XIAOHAODAIKUAN

全民快乐8  XIANZAIBAIDUDUIZHANDIANSitemapDEZHUAQUHUIJIANGSitemapWENJIANWANZHENGXIAZAIXIALAI,JIANYUSitemapWENJIANYIBANJIAODA,ERZHEIZHONGXIAZAIKENENGCUNZAIDUOCI,GUBIJIAOXIAOHAOWANGZHANDELIULIANGHEDAIKUAN。

ETag作用

  HTTP1.1YONGagLAIPANDUANQINGQIUDEWENJIANSHIFOUBEIXIUGAI,ZHUYAOWEILEJIEJUELast-ModifiedWUFAJIEJUEDEYIXIEWENTI

  1、YIXIEWENJIANYEXUHUIZHOUQIXINGDEGENGGAI,DANSHITADENEIRONGBINGBUGAIBIAN(JINJINGAIBIANDEXIUGAISHIJIAN),ZHEIGESHIHOUBINGBUXIWANGKEHUDUANRENWEIZHEIGEWENJIANBEIXIUGAILEZHONGXINGET;

全民快乐8  2、MOUXIEWENJIANXIUGAIFEICHANGPINFAN, 1MIAONEIXIUGAILENCI,If-Modified-SinceNENGJIANCHADAODELIDUSHIMIAOJIDE,ZHEIZHONGXIUGAIWUFAPANDUAN

  3、MOUXIEFUWUQIBUNENGJINGQUEDEDEDAOWENJIANDEZUIHOUXIUGAISHIJIAN;

  WEICI,HTTP1.1YINRULEETag.DANBIAOZHUNBINGMEIYOUGUIDINGETagDENEIRONGSHISHENMEHUOZHESHUOYAOZENMESHIXIAN,WEIYIGUIDINGDESHIETagXUYAOFANGZAISHUANGYINHAONEI。ETagYOUFUWUQIDUANSHENGCHENG,KEHUDUANTONGGUOIf-MatchHUOZHESHUOIf-None-MatchZHEIGETIAOJIANPANDUANQINGQIULAIYANZHENGZIYUANSHIFOUXIUGAI。WOMENCHANGJIANDESHISHIYONGIf-None-Match.QINGQIUYIGEWENJIANDELIUCHENGKENENGRUXIA:

  DIYICIQINGQIU:

  1.KEHUDUANFAQIHTTP GETQINGQIUYIGEWENJIAN;

全民快乐8  2.FUWUQICHULIQINGQIU,FANHUIWENJIANNEIRONGHEYIDUIHeader,DANGRANBAOKUOETag(LIRU"1ec5-502264e2ae4c0")(JIASHEFUWUQIZHICHIETagSHENGCHENGHEYIJINGKAIQILEETag).ZHUANGTAIMA200,RUXIATUSUOSHI,SHOUCIQINGQIUBAIDUQUANMINKUAILE8SHI,CHENGGONGDEDAOBAIDUlogoTUPIANWENJIANbd_logo1.png,ZHUANGTAIMA200,DAXIAO8.1KB,FANHUIDEHeaderZHONGBAOKUOETag(“1ec5-502264e2ae4c0”)。

ETag助力站点提交Sitemap——ETag简介与作用

  DIERCIQINGQIU:

  1.KEHUDUANFAQIHTTP GETQINGQIUYIGEWENJIAN,ZHEIGESHIHOUKEHUDUANTONGSHIFASONGYIGEIf-None-MatchTOU,ZHEIGETOUDENEIRONGJIUSHIWOMENDIYICIQINGQIUSHIFUWUQIFANHUIDEETag:1ec5-502264e2ae4c0

全民快乐8  2.FUWUQIPANDUANFASONGGUOLAIDEETagHEJISUANCHULAIDEETagSHIPIPEIDE,BUFANHUI200,FANHUI304,RANGKEHUDUANJIXUSHIYONGBENDIHUANCUN。RUTUSUOSHIZHEICIDUIbd_logo1.pngDEQINGQIU,FUWUQIZHIFANHUILEHeaderMEIYOUFANHUINEIRONG,DAXIAOJINWEI349B。

ETag助力站点提交Sitemap——ETag简介与作用

站点启用ETag的好处

  1.DUISitemapQIYONGETagHOU,BAIDUKEYIGENGKUAISUDIXIANGYINGSitemapDEGENGXIN,MEIYOUGENGGAINEIRONGDEQINGKUANGXIA,FUWUQIZHIFAHUI304YINGDATOU,DUILIULIANGDEXIAOHAOJIXIAO,ZAIMEIGEheadPINGJUN227BDAXIAODETONGCHANGQINGXINGXIA,YIZHENGTIANERSHISIXIAOSHIMEIMIAODOUHUIYINGDELIULIANGXIAOHAOJINWEI18.7M。

全民快乐8  2.XIANZAIZHANZHANGPINGTAIDUIMEIGEZHANDIANDESitemapZHUDONGZHUAQUCISHUSHEYOUSHANGXIAN,QIEZHEIXIANGGONGNENGMEIYOUDUISUOYOUZHANKAIFANG,RUGUONINDEZHANDIANSitemapQIYONGLEETag,BINGTONGGUOLECESHI,NEIMEJIUKEYIYONGHENXIAODELIULIANGXIANGSHOUBAIDUJISHIGENGXINNINDESitemapDEGONGNENG,YIBIANYUBAIDUGENGHAODISHOULUNINWANGZHANDENEIRONG。


WENZHANGLAIYUAN:BAIDUseoXUEYUAN  http://ziyuan.baidu.com/college/articleinfo?id=1110

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