尼爾森10條準(zhǔn)則

TenUsabilityHeuristicsby

\o"Authorbio"JakobNielsenThesearetengeneralprinciplesforuserinterfacedesign.Theyarecalled"heuristics"becausetheyaremoreinthenatureofrulesofthumbthanspecificusabilityguidelines.Visibilityofsystemstatus讓用戶對(duì)系統(tǒng)狀態(tài)有直觀的了解Thesystemshouldalwayskeepusersinformedaboutwhatisgoingon,throughappropriatefeedbackwithinreasonabletime.Matchbetweensystemandtherealworld系統(tǒng)應(yīng)該對(duì)真實(shí)世界進(jìn)行映射Thesystemshouldspeaktheusers'language,withwords,phrasesandconceptsfamiliartotheuser,ratherthansystem-orientedterms.Followreal-worldconventions,makinginformationappearinanaturalandlogicalorder.Usercontrolandfreedom用戶控制和自由度Usersoftenchoosesystemfunctionsbymistakeandwillneedaclearlymarked"emergencyexit"toleavetheunwantedstatewithouthavingtogothroughanextendeddialogue.Supportundoandredo.Consistencyandstandards一致性和標(biāo)準(zhǔn)化Usersshouldnothavetowonderwhetherdifferentwords,situations,oractionsmeanthesamething.Followplatformconventions.Errorprevention容錯(cuò)性Evenbetterthangooderrormessagesisacarefuldesignwhichpreventsaproblemfromoccurringinthefirstplace.Eithereliminateerror-proneconditionsorcheckforthemandpresentuserswithaconfirmationoptionbeforetheycommittotheaction.Recognitionratherthanrecall 識(shí)別而非回憶Minimizetheuser'smemoryloadbymakingobjects,actions,andoptionsvisible.Theusershouldnothavetorememberinformationfromonepartofthedialoguetoanother.Instructionsforuseofthesystemshouldbev