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<title>Predefined Constants</title>
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<h1>Predefined Constants</h1>
<p class="simpara">
The constants below are defined by this extension, and
will only be available when the extension has either
been compiled into PHP or dynamically loaded at runtime.
</p>
<p class="para">
Each <em>TIDY_TAG_XXX</em> represents a HTML tag. For example,
<strong><code>TIDY_TAG_A</code></strong> represents a
<em>"<a href="XX">link</a>"</em> tag.
</p>
<p class="para">
The following constants are defined:
<table id="tidy.constants.tag" class="doctable table">
<caption><strong>tidy tag constants</strong></caption>
<thead>
<tr>
<th>constant</th>
</tr>
</thead>
<tbody class="tbody">
<tr id="constant.tidy-tag-unknown">
<td><strong><code>TIDY_TAG_UNKNOWN</code></strong></td>
</tr>
<tr id="constant.tidy-tag-a">
<td><strong><code>TIDY_TAG_A</code></strong></td>
</tr>
<tr id="constant.tidy-tag-abbr">
<td><strong><code>TIDY_TAG_ABBR</code></strong></td>
</tr>
<tr id="constant.tidy-tag-acronym">
<td><strong><code>TIDY_TAG_ACRONYM</code></strong></td>
</tr>
<tr id="constant.tidy-tag-align">
<td><strong><code>TIDY_TAG_ALIGN</code></strong></td>
</tr>
<tr id="constant.tidy-tag-applet">
<td><strong><code>TIDY_TAG_APPLET</code></strong></td>
</tr>
<tr id="constant.tidy-tag-area">
<td><strong><code>TIDY_TAG_AREA</code></strong></td>
</tr>
<tr id="constant.tidy-tag-b">
<td><strong><code>TIDY_TAG_B</code></strong></td>
</tr>
<tr id="constant.tidy-tag-base">
<td><strong><code>TIDY_TAG_BASE</code></strong></td>
</tr>
<tr id="constant.tidy-tag-basefont">
<td><strong><code>TIDY_TAG_BASEFONT</code></strong></td>
</tr>
<tr id="constant.tidy-tag-bdo">
<td><strong><code>TIDY_TAG_BDO</code></strong></td>
</tr>
<tr id="constant.tidy-tag-bgsound">
<td><strong><code>TIDY_TAG_BGSOUND</code></strong></td>
</tr>
<tr id="constant.tidy-tag-big">
<td><strong><code>TIDY_TAG_BIG</code></strong></td>
</tr>
<tr id="constant.tidy-tag-blink">
<td><strong><code>TIDY_TAG_BLINK</code></strong></td>
</tr>
<tr id="constant.tidy-tag-blockquote">
<td><strong><code>TIDY_TAG_BLOCKQUOTE</code></strong></td>
</tr>
<tr id="constant.tidy-tag-body">
<td><strong><code>TIDY_TAG_BODY</code></strong></td>
</tr>
<tr id="constant.tidy-tag-br">
<td><strong><code>TIDY_TAG_BR</code></strong></td>
</tr>
<tr id="constant.tidy-tag-button">
<td><strong><code>TIDY_TAG_BUTTON</code></strong></td>
</tr>
<tr id="constant.tidy-tag-caption">
<td><strong><code>TIDY_TAG_CAPTION</code></strong></td>
</tr>
<tr id="constant.tidy-tag-center">
<td><strong><code>TIDY_TAG_CENTER</code></strong></td>
</tr>
<tr id="constant.tidy-tag-cite">
<td><strong><code>TIDY_TAG_CITE</code></strong></td>
</tr>
<tr id="constant.tidy-tag-code">
<td><strong><code>TIDY_TAG_CODE</code></strong></td>
</tr>
<tr id="constant.tidy-tag-col">
<td><strong><code>TIDY_TAG_COL</code></strong></td>
</tr>
<tr id="constant.tidy-tag-colgroup">
<td><strong><code>TIDY_TAG_COLGROUP</code></strong></td>
</tr>
<tr id="constant.tidy-tag-comment">
<td><strong><code>TIDY_TAG_COMMENT</code></strong></td>
</tr>
<tr id="constant.tidy-tag-dd">
<td><strong><code>TIDY_TAG_DD</code></strong></td>
</tr>
<tr id="constant.tidy-tag-del">
<td><strong><code>TIDY_TAG_DEL</code></strong></td>
</tr>
<tr id="constant.tidy-tag-dfn">
<td><strong><code>TIDY_TAG_DFN</code></strong></td>
</tr>
<tr id="constant.tidy-tag-dir">
<td><strong><code>TIDY_TAG_DIR</code></strong></td>
</tr>
<tr id="constant.tidy-tag-div">
<td><strong><code>TIDY_TAG_DIV</code></strong></td>
</tr>
<tr id="constant.tidy-tag-dl">
<td><strong><code>TIDY_TAG_DL</code></strong></td>
</tr>
<tr id="constant.tidy-tag-dt">
<td><strong><code>TIDY_TAG_DT</code></strong></td>
</tr>
<tr id="constant.tidy-tag-em">
<td><strong><code>TIDY_TAG_EM</code></strong></td>
</tr>
<tr id="constant.tidy-tag-embed">
<td><strong><code>TIDY_TAG_EMBED</code></strong></td>
</tr>
<tr id="constant.tidy-tag-fieldset">
<td><strong><code>TIDY_TAG_FIELDSET</code></strong></td>
</tr>
<tr id="constant.tidy-tag-font">
<td><strong><code>TIDY_TAG_FONT</code></strong></td>
</tr>
<tr id="constant.tidy-tag-form">
<td><strong><code>TIDY_TAG_FORM</code></strong></td>
</tr>
<tr id="constant.tidy-tag-frame">
<td><strong><code>TIDY_TAG_FRAME</code></strong></td>
</tr>
<tr id="constant.tidy-tag-frameset">
<td><strong><code>TIDY_TAG_FRAMESET</code></strong></td>
</tr>
<tr id="constant.tidy-tag-h1">
<td><strong><code>TIDY_TAG_H1</code></strong></td>
</tr>
<tr id="constant.tidy-tag-h2">
<td><strong><code>TIDY_TAG_H2</code></strong></td>
</tr>
<tr id="constant.tidy-tag-h3">
<td><strong><code>TIDY_TAG_H3</code></strong></td>
</tr>
<tr id="constant.tidy-tag-h4">
<td><strong><code>TIDY_TAG_H4</code></strong></td>
</tr>
<tr id="constant.tidy-tag-h5">
<td><strong><code>TIDY_TAG_H5</code></strong></td>
</tr>
<tr id="constant.tidy-tag-h6">
<td><strong><code>TIDY_TAG_H6</code></strong></td>
</tr>
<tr id="constant.tidy-tag-head">
<td><strong><code>TIDY_TAG_HEAD</code></strong></td>
</tr>
<tr id="constant.tidy-tag-hr">
<td><strong><code>TIDY_TAG_HR</code></strong></td>
</tr>
<tr id="constant.tidy-tag-html">
<td><strong><code>TIDY_TAG_HTML</code></strong></td>
</tr>
<tr id="constant.tidy-tag-i">
<td><strong><code>TIDY_TAG_I</code></strong></td>
</tr>
<tr id="constant.tidy-tag-iframe">
<td><strong><code>TIDY_TAG_IFRAME</code></strong></td>
</tr>
<tr id="constant.tidy-tag-ilayer">
<td><strong><code>TIDY_TAG_ILAYER</code></strong></td>
</tr>
<tr id="constant.tidy-tag-img">
<td><strong><code>TIDY_TAG_IMG</code></strong></td>
</tr>
<tr id="constant.tidy-tag-input">
<td><strong><code>TIDY_TAG_INPUT</code></strong></td>
</tr>
<tr id="constant.tidy-tag-ins">
<td><strong><code>TIDY_TAG_INS</code></strong></td>
</tr>
<tr id="constant.tidy-tag-isindex">
<td><strong><code>TIDY_TAG_ISINDEX</code></strong></td>
</tr>
<tr id="constant.tidy-tag-kbd">
<td><strong><code>TIDY_TAG_KBD</code></strong></td>
</tr>
<tr id="constant.tidy-tag-keygen">
<td><strong><code>TIDY_TAG_KEYGEN</code></strong></td>
</tr>
<tr id="constant.tidy-tag-label">
<td><strong><code>TIDY_TAG_LABEL</code></strong></td>
</tr>
<tr id="constant.tidy-tag-layer">
<td><strong><code>TIDY_TAG_LAYER</code></strong></td>
</tr>
<tr id="constant.tidy-tag-legend">
<td><strong><code>TIDY_TAG_LEGEND</code></strong></td>
</tr>
<tr id="constant.tidy-tag-li">
<td><strong><code>TIDY_TAG_LI</code></strong></td>
</tr>
<tr id="constant.tidy-tag-link">
<td><strong><code>TIDY_TAG_LINK</code></strong></td>
</tr>
<tr id="constant.tidy-tag-listing">
<td><strong><code>TIDY_TAG_LISTING</code></strong></td>
</tr>
<tr id="constant.tidy-tag-map">
<td><strong><code>TIDY_TAG_MAP</code></strong></td>
</tr>
<tr id="constant.tidy-tag-marquee">
<td><strong><code>TIDY_TAG_MARQUEE</code></strong></td>
</tr>
<tr id="constant.tidy-tag-menu">
<td><strong><code>TIDY_TAG_MENU</code></strong></td>
</tr>
<tr id="constant.tidy-tag-meta">
<td><strong><code>TIDY_TAG_META</code></strong></td>
</tr>
<tr id="constant.tidy-tag-multicol">
<td><strong><code>TIDY_TAG_MULTICOL</code></strong></td>
</tr>
<tr id="constant.tidy-tag-nobr">
<td><strong><code>TIDY_TAG_NOBR</code></strong></td>
</tr>
<tr id="constant.tidy-tag-noembed">
<td><strong><code>TIDY_TAG_NOEMBED</code></strong></td>
</tr>
<tr id="constant.tidy-tag-noframes">
<td><strong><code>TIDY_TAG_NOFRAMES</code></strong></td>
</tr>
<tr id="constant.tidy-tag-nolayer">
<td><strong><code>TIDY_TAG_NOLAYER</code></strong></td>
</tr>
<tr id="constant.tidy-tag-nosave">
<td><strong><code>TIDY_TAG_NOSAVE</code></strong></td>
</tr>
<tr id="constant.tidy-tag-noscript">
<td><strong><code>TIDY_TAG_NOSCRIPT</code></strong></td>
</tr>
<tr id="constant.tidy-tag-object">
<td><strong><code>TIDY_TAG_OBJECT</code></strong></td>
</tr>
<tr id="constant.tidy-tag-ol">
<td><strong><code>TIDY_TAG_OL</code></strong></td>
</tr>
<tr id="constant.tidy-tag-optgroup">
<td><strong><code>TIDY_TAG_OPTGROUP</code></strong></td>
</tr>
<tr id="constant.tidy-tag-option">
<td><strong><code>TIDY_TAG_OPTION</code></strong></td>
</tr>
<tr id="constant.tidy-tag-p">
<td><strong><code>TIDY_TAG_P</code></strong></td>
</tr>
<tr id="constant.tidy-tag-param">
<td><strong><code>TIDY_TAG_PARAM</code></strong></td>
</tr>
<tr id="constant.tidy-tag-plaintext">
<td><strong><code>TIDY_TAG_PLAINTEXT</code></strong></td>
</tr>
<tr id="constant.tidy-tag-pre">
<td><strong><code>TIDY_TAG_PRE</code></strong></td>
</tr>
<tr id="constant.tidy-tag-q">
<td><strong><code>TIDY_TAG_Q</code></strong></td>
</tr>
<tr id="constant.tidy-tag-rb">
<td><strong><code>TIDY_TAG_RB</code></strong></td>
</tr>
<tr id="constant.tidy-tag-rbc">
<td><strong><code>TIDY_TAG_RBC</code></strong></td>
</tr>
<tr id="constant.tidy-tag-rp">
<td><strong><code>TIDY_TAG_RP</code></strong></td>
</tr>
<tr id="constant.tidy-tag-rt">
<td><strong><code>TIDY_TAG_RT</code></strong></td>
</tr>
<tr id="constant.tidy-tag-rtc">
<td><strong><code>TIDY_TAG_RTC</code></strong></td>
</tr>
<tr id="constant.tidy-tag-ruby">
<td><strong><code>TIDY_TAG_RUBY</code></strong></td>
</tr>
<tr id="constant.tidy-tag-s">
<td><strong><code>TIDY_TAG_S</code></strong></td>
</tr>
<tr id="constant.tidy-tag-samp">
<td><strong><code>TIDY_TAG_SAMP</code></strong></td>
</tr>
<tr id="constant.tidy-tag-script">
<td><strong><code>TIDY_TAG_SCRIPT</code></strong></td>
</tr>
<tr id="constant.tidy-tag-select">
<td><strong><code>TIDY_TAG_SELECT</code></strong></td>
</tr>
<tr id="constant.tidy-tag-server">
<td><strong><code>TIDY_TAG_SERVER</code></strong></td>
</tr>
<tr id="constant.tidy-tag-servlet">
<td><strong><code>TIDY_TAG_SERVLET</code></strong></td>
</tr>
<tr id="constant.tidy-tag-small">
<td><strong><code>TIDY_TAG_SMALL</code></strong></td>
</tr>
<tr id="constant.tidy-tag-spacer">
<td><strong><code>TIDY_TAG_SPACER</code></strong></td>
</tr>
<tr id="constant.tidy-tag-span">
<td><strong><code>TIDY_TAG_SPAN</code></strong></td>
</tr>
<tr id="constant.tidy-tag-strike">
<td><strong><code>TIDY_TAG_STRIKE</code></strong></td>
</tr>
<tr id="constant.tidy-tag-strong">
<td><strong><code>TIDY_TAG_STRONG</code></strong></td>
</tr>
<tr id="constant.tidy-tag-style">
<td><strong><code>TIDY_TAG_STYLE</code></strong></td>
</tr>
<tr id="constant.tidy-tag-sub">
<td><strong><code>TIDY_TAG_SUB</code></strong></td>
</tr>
<tr id="constant.tidy-tag-sup">
<td><strong><code>TIDY_TAG_SUP</code></strong></td>
</tr>
<tr id="constant.tidy-tag-table">
<td><strong><code>TIDY_TAG_TABLE</code></strong></td>
</tr>
<tr id="constant.tidy-tag-tbody">
<td><strong><code>TIDY_TAG_TBODY</code></strong></td>
</tr>
<tr id="constant.tidy-tag-td">
<td><strong><code>TIDY_TAG_TD</code></strong></td>
</tr>
<tr id="constant.tidy-tag-textarea">
<td><strong><code>TIDY_TAG_TEXTAREA</code></strong></td>
</tr>
<tr id="constant.tidy-tag-tfoot">
<td><strong><code>TIDY_TAG_TFOOT</code></strong></td>
</tr>
<tr id="constant.tidy-tag-th">
<td><strong><code>TIDY_TAG_TH</code></strong></td>
</tr>
<tr id="constant.tidy-tag-thead">
<td><strong><code>TIDY_TAG_THEAD</code></strong></td>
</tr>
<tr id="constant.tidy-tag-title">
<td><strong><code>TIDY_TAG_TITLE</code></strong></td>
</tr>
<tr id="constant.tidy-tag-tr">
<td><strong><code>TIDY_TAG_TR</code></strong></td>
</tr>
<tr id="constant.tidy-tag-tt">
<td><strong><code>TIDY_TAG_TT</code></strong></td>
</tr>
<tr id="constant.tidy-tag-u">
<td><strong><code>TIDY_TAG_U</code></strong></td>
</tr>
<tr id="constant.tidy-tag-ul">
<td><strong><code>TIDY_TAG_UL</code></strong></td>
</tr>
<tr id="constant.tidy-tag-var">
<td><strong><code>TIDY_TAG_VAR</code></strong></td>
</tr>
<tr id="constant.tidy-tag-wbr">
<td><strong><code>TIDY_TAG_WBR</code></strong></td>
</tr>
<tr id="constant.tidy-tag-xmp">
<td><strong><code>TIDY_TAG_XMP</code></strong></td>
</tr>
</tbody>
</table>
</p>
<p class="para">
<table id="tidy.constants.nodetype" class="doctable table">
<caption><strong>tidy nodetype constants</strong></caption>
<thead>
<tr>
<th>constant</th>
<th>description</th>
</tr>
</thead>
<tbody class="tbody">
<tr id="constant.tidy-nodetype-root">
<td><strong><code>TIDY_NODETYPE_ROOT</code></strong></td>
<td>root node</td>
</tr>
<tr id="constant.tidy-nodetype-doctype">
<td><strong><code>TIDY_NODETYPE_DOCTYPE</code></strong></td>
<td>doctype</td>
</tr>
<tr id="constant.tidy-nodetype-comment">
<td><strong><code>TIDY_NODETYPE_COMMENT</code></strong></td>
<td>HTML comment</td>
</tr>
<tr id="constant.tidy-nodetype-procins">
<td><strong><code>TIDY_NODETYPE_PROCINS</code></strong></td>
<td>Processing Instruction</td>
</tr>
<tr id="constant.tidy-nodetype-text">
<td><strong><code>TIDY_NODETYPE_TEXT</code></strong></td>
<td>Text</td>
</tr>
<tr id="constant.tidy-nodetype-start">
<td><strong><code>TIDY_NODETYPE_START</code></strong></td>
<td>start tag</td>
</tr>
<tr id="constant.tidy-nodetype-end">
<td><strong><code>TIDY_NODETYPE_END</code></strong></td>
<td>end tag</td>
</tr>
<tr id="constant.tidy-nodetype-startend">
<td><strong><code>TIDY_NODETYPE_STARTEND</code></strong></td>
<td>empty tag</td>
</tr>
<tr id="constant.tidy-nodetype-cdata">
<td><strong><code>TIDY_NODETYPE_CDATA</code></strong></td>
<td>CDATA</td>
</tr>
<tr id="constant.tidy-nodetype-section">
<td><strong><code>TIDY_NODETYPE_SECTION</code></strong></td>
<td>XML section</td>
</tr>
<tr id="constant.tidy-nodetype-asp">
<td><strong><code>TIDY_NODETYPE_ASP</code></strong></td>
<td>ASP code</td>
</tr>
<tr id="constant.tidy-nodetype-jste">
<td><strong><code>TIDY_NODETYPE_JSTE</code></strong></td>
<td>JSTE code</td>
</tr>
<tr id="constant.tidy-nodetype-php">
<td><strong><code>TIDY_NODETYPE_PHP</code></strong></td>
<td>PHP code</td>
</tr>
<tr id="constant.tidy-nodetype-xmldecl">
<td><strong><code>TIDY_NODETYPE_XMLDECL</code></strong></td>
<td>XML declaration</td>
</tr>
</tbody>
</table>
</p>
</div>
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