http://www.w3school.com.cn/tags/html_ref_entities.html
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这些叫HTML字符实体
带有实体名称的 ASCII 实体
结果 | 描述 | 实体名称 | 实体编号 | "quotation mark""'apostrophe ''&ersand&&<less-than<<>greater-than>>ISO 8859-1 符号实体
结果 | 描述 | 实体名称 | 实体编号 | non-breaking space  ¡inverted exclamation mark¡¡¢cent¢¢£pound££¤currency¤¤¥yen¥¥¦broken vertical bar¦¦§section§§¨spacing diaeresis¨¨©copyright©©ªfeminine ordinal indicatorªª«angle quotation mark (left)««¬negation¬¬ soft hyphen­­®registered trademark®®¯spacing macron¯¯°degree°°±plus-or-minus ±±²superscript 2²²³superscript 3³³´spacing acute´´µmicroµµ¶paragraph¶¶·middle dot··¸spacing cedilla¸¸¹superscript 1¹¹ºmasculine ordinal indicatorºº»angle quotation mark (right)»»¼fraction 1/4¼¼½fraction 1/2½½¾fraction 3/4¾¾¿inverted question mark¿¿×multiplication××÷division÷÷ISO 8859-1 字符实体
结果 | 描述 | 实体名称 | 实体编号 | Àcapital a, grave accentÀÀÁcapital a, acute accentÁÁÂcapital a, circumflex accentÂÂÃcapital a, tildeÃÃÄcapital a, umlaut markÄÄÅcapital a, ringÅÅÆcapital aeÆÆÇcapital c, cedillaÇÇÈcapital e, grave accentÈÈÉcapital e, acute accentÉÉÊcapital e, circumflex accentÊÊËcapital e, umlaut markËËÌcapital i, grave accentÌÌÍcapital i, acute accentÍÍÎcapital i, circumflex accentÎÎÏcapital i, umlaut markÏÏÐcapital eth, IcelandicÐÐÑcapital n, tildeÑÑÒcapital o, grave accentÒÒÓcapital o, acute accentÓÓÔcapital o, circumflex accentÔÔÕcapital o, tildeÕÕÖcapital o, umlaut markÖÖØcapital o, slashØØÙcapital u, grave accentÙÙÚcapital u, acute accentÚÚÛcapital u, circumflex accentÛÛÜcapital u, umlaut markÜÜÝcapital y, acute accentÝÝÞcapital THORN, IcelandicÞÞßsmall sharp s, Germanßßàsmall a, grave accentààásmall a, acute accentááâsmall a, circumflex accentââãsmall a, tildeããäsmall a, umlaut markääåsmall a, ringååæsmall aeææçsmall c, cedillaççèsmall e, grave accentèèésmall e, acute accentééêsmall e, circumflex accentêêësmall e, umlaut markëëìsmall i, grave accentììísmall i, acute accentííîsmall i, circumflex accentîîïsmall i, umlaut markïïðsmall eth, Icelandicððñsmall n, tildeññòsmall o, grave accentòòósmall o, acute accentóóôsmall o, circumflex accentôôõsmall o, tildeõõösmall o, umlaut markööøsmall o, slashøøùsmall u, grave accentùùúsmall u, acute accentúúûsmall u, circumflex accentûûüsmall u, umlaut marküüýsmall y, acute accentýýþsmall thorn, Icelandicþþÿsmall y, umlaut markÿÿ