本文格式為Word版，下載可任意編輯——Nodejs開發(fā)者有福了Express,30發(fā)布xNode.js開發(fā)者有福了！Express3.0發(fā)布：chszs，轉(zhuǎn)載需注明。

博客主頁：/chszs

Express3.0是一個維護(hù)版本，針對2.x版修復(fù)了好多問題，并參與了好多新功能。

在使用Express框架時，要記住，Express框架是扶助開發(fā)者快速實現(xiàn)HTTP通信相關(guān)的功能，而不是成為像Rails那樣功能強大、全面的框架。

Connect2.x

ChangesintroducedbyConnect2.x:

err.statussupporttoConnectsdefaultend-pointsession()"proxy'settingtotrust"X-Forwarded-Proto'okieSession()middlewarecompress(areforgzippedresponsesmultipart()middlewarejson()middlewareurlencoded()middlewarelimitoptiontothethreeabovemiddlewareferoptiontomultipart()tolistenonformidableseventsaddeddebug()instrumentationtoaidindebuggingbasicAuth()sreq.remoteUsertoreq.usersession()toonlyset-cookieonmodification(hashedsessionjson)changedbodyParser()tobeanaggregateofjson(),multipart()andurlencoded()manycookie-relatedutilsintonpmmovedstatic()slogicintoaseparatenpmmodulenamed"send'increaseperf~%20bymemoizingurlparsingremovedrouter()middlewaredefaultencodingforlogger(),now"utf8'insteadof"ascii'fixedmount-pathcase-sensitivity

Connectdocsareavailableathttp://./connect/,andwilleventuallybemirroredonaswellforconvenience,alongwithusageguides.

：chszs，轉(zhuǎn)載需注明。博客主頁：/chszs

Express3.x

ChangesintroducedbyExpress3.x:

severalnewexamplesin./examplesunittestingfortheexamples(mostofthematleast)res.jsonp()toexplicitlyopt-intoJSONPsupportETagsandconditional-GEThandlingtores.send()responses"jsonpcallbackname'settingsupportforstatuscodeasfirstorsecondargtores.send()andres.redirect()range(size)toparseRangeheaderfieldsq.authforbasicauthlinks(obj)tosetresponsetheLinkheaderfieldforpaginations.format(obj)forcontent-negotiationfreshforconditional-GETsreq.staleforconditional-GETsmount-pointrelativredirectionsupporttores.redirect()fortheremoteaddress(supportingreverseproxies)req.ipsforremoteaddress(es)(supportingreverseproxies)[]supportinjsonpcallbackget(name)tocomplimentapp.set(name,val)app.engine()toregistertemplateengines(replacesapp.register())subdomainstoreturnanarrayofsubdomainsprotocoltoreturntherequestprotocolstring("http'or"https')securetoassertthattocolis"https'pathtoreturntheparsedurlspathnamereq.hosttoreturnhostname(Hostvoidofport)debug()instrumentationtoaiddebugging()Language()sCharset()Languagesreq.acceptedCharsetsreplacer'settingtomanipulatejsonresponses(removeprivatekeysetc)added"jsonspaces'settingtocompressorexpandjsonasyoulike(defaultsto2indev)applicationprototypequestprototypeexpress.responseprototypeapp.render()forapp-leveltemplatesaddedres.type()toreplaceoldres.contentType()

{signed:true}optiontores.cookie()addedasyncsignaturetores.render(),enginesinconsolidate.jsworkOOTBpartial()movexpress-levellayoutsupport(enginesprovidesimilar)nam"casesensitiveroutes'to"casesensitiverouting'res.signedCookie()"root'settings.redirect("home")supportreq.notify()gister()redirect()is()helpers()removedapp.dynamic