TIDY_TAG_UNKNOWN | 
         | 
      
      
       TIDY_TAG_A | 
         | 
      
      
       TIDY_TAG_ABBR | 
         | 
      
      
       TIDY_TAG_ACRONYM | 
         | 
      
      
       TIDY_TAG_ALIGN | 
         | 
      
      
       TIDY_TAG_APPLET | 
         | 
      
      
       TIDY_TAG_AREA | 
         | 
      
      
       TIDY_TAG_ARTICLE | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_ASIDE | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_AUDIO | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_B | 
         | 
      
      
       TIDY_TAG_BASE | 
         | 
      
      
       TIDY_TAG_BASEFONT | 
         | 
      
      
       TIDY_TAG_BDI | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_BDO | 
         | 
      
      
       TIDY_TAG_BGSOUND | 
         | 
      
      
       TIDY_TAG_BIG | 
         | 
      
      
       TIDY_TAG_BLINK | 
         | 
      
      
       TIDY_TAG_BLOCKQUOTE | 
         | 
      
      
       TIDY_TAG_BODY | 
         | 
      
      
       TIDY_TAG_BR | 
         | 
      
      
       TIDY_TAG_BUTTON | 
         | 
      
      
       TIDY_TAG_CANVAS | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_CAPTION | 
         | 
      
      
       TIDY_TAG_CENTER | 
         | 
      
      
       TIDY_TAG_CITE | 
         | 
      
      
       TIDY_TAG_CODE | 
         | 
      
      
       TIDY_TAG_COL | 
         | 
      
      
       TIDY_TAG_COLGROUP | 
         | 
      
      
       TIDY_TAG_COMMAND | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
      
       TIDY_TAG_DATALIST | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_DD | 
         | 
      
      
       TIDY_TAG_DEL | 
         | 
      
      
       TIDY_TAG_DETAILS | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_DFN | 
         | 
      
      
       TIDY_TAG_DIALOG | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_DIR | 
         | 
      
      
       TIDY_TAG_DIV | 
         | 
      
      
       TIDY_TAG_DL | 
         | 
      
      
       TIDY_TAG_DT | 
         | 
      
      
       TIDY_TAG_EM | 
         | 
      
      
       TIDY_TAG_EMBED | 
         | 
      
      
       TIDY_TAG_FIELDSET | 
         | 
      
      
       TIDY_TAG_FIGCAPTION | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_FIGURE | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_FONT | 
         | 
      
      
      
       TIDY_TAG_FORM | 
         | 
      
      
       TIDY_TAG_FRAME | 
         | 
      
      
       TIDY_TAG_FRAMESET | 
         | 
      
      
       TIDY_TAG_H1 | 
         | 
      
      
       TIDY_TAG_H2 | 
         | 
      
      
       TIDY_TAG_H3 | 
         | 
      
      
       TIDY_TAG_H4 | 
         | 
      
      
       TIDY_TAG_H5 | 
         | 
      
      
       TIDY_TAG_H6 | 
         | 
      
      
       TIDY_TAG_HEAD | 
         | 
      
      
      
       TIDY_TAG_HGROUP | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_HR | 
         | 
      
      
       TIDY_TAG_HTML | 
         | 
      
      
       TIDY_TAG_I | 
         | 
      
      
       TIDY_TAG_IFRAME | 
         | 
      
      
       TIDY_TAG_ILAYER | 
         | 
      
      
       TIDY_TAG_IMG | 
         | 
      
      
       TIDY_TAG_INPUT | 
         | 
      
      
       TIDY_TAG_INS | 
         | 
      
      
       TIDY_TAG_ISINDEX | 
         | 
      
      
       TIDY_TAG_KBD | 
         | 
      
      
       TIDY_TAG_KEYGEN | 
         | 
      
      
       TIDY_TAG_LABEL | 
         | 
      
      
       TIDY_TAG_LAYER | 
         | 
      
      
       TIDY_TAG_LEGEND | 
         | 
      
      
       TIDY_TAG_LI | 
         | 
      
      
       TIDY_TAG_LINK | 
         | 
      
      
       TIDY_TAG_LISTING | 
         | 
      
      
       TIDY_TAG_MAIN | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_MAP | 
         | 
      
      
       TIDY_TAG_MARK | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_MARQUEE | 
         | 
      
      
      
      
       TIDY_TAG_META | 
         | 
      
      
       TIDY_TAG_METER | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_MULTICOL | 
         | 
      
      
       TIDY_TAG_NAV | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_NOBR | 
         | 
      
      
       TIDY_TAG_NOEMBED | 
         | 
      
      
       TIDY_TAG_NOFRAMES | 
         | 
      
      
       TIDY_TAG_NOLAYER | 
         | 
      
      
       TIDY_TAG_NOSAVE | 
         | 
      
      
       TIDY_TAG_NOSCRIPT | 
         | 
      
      
       TIDY_TAG_OBJECT | 
         | 
      
      
       TIDY_TAG_OL | 
         | 
      
      
       TIDY_TAG_OPTGROUP | 
         | 
      
      
       TIDY_TAG_OPTION | 
         | 
      
      
       TIDY_TAG_OUTPUT | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_P | 
         | 
      
      
       TIDY_TAG_PARAM | 
         | 
      
      
       TIDY_TAG_PLAINTEXT | 
         | 
      
      
       TIDY_TAG_PRE | 
         | 
      
      
       TIDY_TAG_PROGRESS | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_Q | 
         | 
      
      
       TIDY_TAG_RB | 
         | 
      
      
       TIDY_TAG_RBC | 
         | 
      
      
       TIDY_TAG_RP | 
         | 
      
      
       TIDY_TAG_RT | 
         | 
      
      
       TIDY_TAG_RTC | 
         | 
      
      
       TIDY_TAG_RUBY | 
         | 
      
      
       TIDY_TAG_S | 
         | 
      
      
       TIDY_TAG_SAMP | 
         | 
      
      
       TIDY_TAG_SCRIPT | 
         | 
      
      
       TIDY_TAG_SECTION | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_SELECT | 
         | 
      
      
       TIDY_TAG_SERVER | 
         | 
      
      
       TIDY_TAG_SERVLET | 
         | 
      
      
       TIDY_TAG_SMALL | 
         | 
      
      
       TIDY_TAG_SOURCE | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_SPACER | 
         | 
      
      
       TIDY_TAG_SPAN | 
         | 
      
      
       TIDY_TAG_STRIKE | 
         | 
      
      
       TIDY_TAG_STRONG | 
         | 
      
      
       TIDY_TAG_STYLE | 
         | 
      
      
       TIDY_TAG_SUB | 
         | 
      
      
       TIDY_TAG_SUMMARY | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_SUP | 
         | 
      
      
       TIDY_TAG_TABLE | 
         | 
      
      
       TIDY_TAG_TBODY | 
         | 
      
      
       TIDY_TAG_TD | 
         | 
      
      
       TIDY_TAG_TEMPLATE | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_TEXTAREA | 
         | 
      
      
      
       TIDY_TAG_TH | 
         | 
      
      
       TIDY_TAG_THEAD | 
         | 
      
      
       TIDY_TAG_TIME | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_TITLE | 
         | 
      
      
       TIDY_TAG_TR | 
         | 
      
      
       TIDY_TAG_TRACK | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_TT | 
         | 
      
      
       TIDY_TAG_U | 
         | 
      
      
       TIDY_TAG_UL | 
         | 
      
      
       TIDY_TAG_VAR | 
         | 
      
      
       TIDY_TAG_VIDEO | 
       Added in libtidy 5.0.0. Available as of PHP 7.4.0. | 
      
      
       TIDY_TAG_WBR | 
         | 
      
      
       TIDY_TAG_XMP | 
         |