What is the difference between utf-8 and utf-8-sig?

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"sig" in "utf-8-sig" is the abbreviation of "signature" (i.e. signature utf-8 file). Using utf-8-sig to read a file will treat the BOM as ... Home Public Questions Tags Users Companies Collectives ExploreCollectives Teams StackOverflowforTeams –Startcollaboratingandsharingorganizationalknowledge. CreateafreeTeam WhyTeams? Teams CreatefreeTeam Collectives™onStackOverflow Findcentralized,trustedcontentandcollaboratearoundthetechnologiesyouusemost. LearnmoreaboutCollectives Teams Q&Aforwork Connectandshareknowledgewithinasinglelocationthatisstructuredandeasytosearch. LearnmoreaboutTeams Whatisthedifferencebetweenutf-8andutf-8-sig? AskQuestion Asked 3years,2monthsago Modified 1monthago Viewed 37ktimes 40 IamtryingtoencodeBanglawordsinpythonusingpandasdataframe.Butasencodingtype,utf-8isnotworkingbututf-8-sigis.Iknowutf-8-sigiswithBOM(Byteordermark).Butwhyisthiscalledutf-8-sigandhowitworks? pythonpandasencoding Share Improvethisquestion Follow askedJul22,2019at20:00 JuBaerADJuBaerAD 54611goldbadge44silverbadges77bronzebadges 5 2 Ibelievethisisaduplicate:stackoverflow.com/questions/2223882/… – juanpa.arrivillaga Jul22,2019at20:08 2 WelcometoStackOverflow.ThissitemakesitclearthattheBOM(ByteOrderMark)isa"signature,"hencethe"sig"inthename.Thisquestionwithitsanswersexplainitsreasonsandhowitworks.HereisPythondocumentationonthetopic.Istheresomethinginparticularyoudonotunderstand? – RoryDaulton Jul22,2019at20:10 Possibleduplicateofpythonutf-8-sigBOMinthemiddleofthefilewhenappendingtotheend – RoryDaulton Jul22,2019at20:10 1 Idon'tfindanythingrelatedtothe'sig'part.That'swhyIaskedthisquestion. – JuBaerAD Jul25,2019at6:32 7 Thisisaperfectlyvalidquestion. – Nobilis Feb21,2020at10:43 Addacomment  |  1Answer 1 Sortedby: Resettodefault Highestscore(default) Trending(recentvotescountmore) Datemodified(newestfirst) Datecreated(oldestfirst) 43 "sig"in"utf-8-sig"istheabbreviationof"signature"(i.e.signatureutf-8file). Usingutf-8-sigtoreadafilewilltreattheBOMasmetadatathatexplainshowtointerpretthefile,insteadofaspartofthefilecontents. Share Improvethisanswer Follow editedAug29at12:55 LutzPrechelt 34k99goldbadges6060silverbadges8484bronzebadges answeredMar10,2020at9:10 eeeeee 44144silverbadges66bronzebadges Addacomment  |  YourAnswer ThanksforcontributingananswertoStackOverflow!Pleasebesuretoanswerthequestion.Providedetailsandshareyourresearch!Butavoid…Askingforhelp,clarification,orrespondingtootheranswers.Makingstatementsbasedonopinion;backthemupwithreferencesorpersonalexperience.Tolearnmore,seeourtipsonwritinggreatanswers. Draftsaved Draftdiscarded Signuporlogin SignupusingGoogle SignupusingFacebook SignupusingEmailandPassword Submit Postasaguest Name Email Required,butnevershown PostYourAnswer Discard Byclicking“PostYourAnswer”,youagreetoourtermsofservice,privacypolicyandcookiepolicy Nottheansweryou'relookingfor?Browseotherquestionstaggedpythonpandasencodingoraskyourownquestion. 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