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==Permitted HTML==
The following [[w:HTML element|HTML element]]s are currently permitted:
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<pre>
/* private */ function removeHTMLtags( $text )
{
{
wfProfileIn( "OutputPage::removeHTMLtags" );
$htmlpairs = array( # Tags that must be closed
"b", "i", "u", "font", "big", "small", "sub", "sup", "h1",
"h2", "h3", "h4", "h5", "h6", "cite", "code", "em", "s",
"strike", "strong", "tt", "var", "div", "center",
"blockquote", "ol", "ul", "dl", "table", "caption", "pre",
"ruby", "rt" , "rb" , "rp"
);
);
$htmlsingle = array(
"br", "p", "hr", "li", "dt", "dd"
);
);
$htmlnest = array( # Tags that can be nested--??
"table", "tr", "td", "th", "div", "blockquote", "ol", "ul",
"dl", "font", "big", "small", "sub", "sup"
);
);
$tabletags = array( # Can only appear inside table
"td", "th", "tr"
);
);
$htmlsingle = array_merge( $tabletags, $htmlsingle );
$htmlelements = array_merge( $htmlsingle, $htmlpairs );
$htmlattrs = array( # Allowed attributes--no scripting, etc.
"title", "align", "lang", "dir", "width", "height",
"bgcolor", "clear", /* BR */ "noshade", /* HR */
"cite", /* BLOCKQUOTE, Q */ "size", "face", "color",
/* FONT */ "type", "start", "value", "compact",
/* For various lists, mostly deprecated but safe */
"summary", "width", "border", "frame", "rules",
"cellspacing", "cellpadding", "valign", "char",
"charoff", "colgroup", "col", "span", "abbr", "axis",
"headers", "scope", "rowspan", "colspan", /* Tables */
"id", "class", "name", "style" /* For CSS */
);
);
</pre>
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