处女贴,问个很浅薄也很困扰的问题吧发现官方草案及答疑中说明即自关闭的斜线(/)对空标签无效,普通HTML标签不要自闭合才是标准的写法,那么我们是否还应该闭合html5中的空标签?看了下SF的源码,也并不是所有的单标签都闭合了:)Then,iftheelementisoneofthevoidelements,oriftheelementisaforeignelement,thentheremaybeasingleU+002FSOLIDUScharacter(/).Thischaracterhasnoeffectonvoidelements,butonforeignelementsitmarksthestarttagasself-closing.VoidelementsinHTML(e.g.thebr,imgandinputelements)donotrequireatrailingslash.e.g.Insteadofwriting,youonlyneedtowrite.ThisisthesameasinHTML4.However,duetothewidespreadattemptstouseXHTML1,thereareasignificantnumberofpagesusingthetrailingslash.Becauseofthis,thetrailingslashsyntaxhasbeenpermittedonvoidelementsinHTMLinordertoeasemigrationfromXHTML1backtoHTML.
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