horizontal line <hr />
Horizontal line alignment <hr align=left/right/center />
Line thickness <hr size=? /> (in px)
Horizontal line width <hr width=?/% /> (in px or %)
Solid line <hr noshade /> (no stereo effect)
The above tag attributes [HTML5] are not supported, use CSS instead:
{border:0 none;border-top:px solid RGB;}
newline<br />
Alignment of text parts <br clear="left/right/all" /> (when combined with graphics)
No line break <nobr></nobr> (no line break)
Line break <wbr> (line break here if needed)
Center alignment <center></center> (both text and pictures)
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<abbr title="Descriptive text for abbreviations">Abbreviations</abbr> (HTML5 support)
<acronym title="......">...</acrony> （HTML5不支持）
Font size <font size=""></font> (from 1 to 7, the higher the number, the larger the font)
Change font size <font size="+/- "></font>
Base font size <basefont size="" face="" color="" /> (from 1 to 7, default is 3)
Specify font <font face="font name">………</font>
Font color <font color="rgb"></font>
加粗 <b>….</b> <strong>...</strong>
Italic <i>….</i> <em>...</em> emphasizes <dfn>...</dfn> definitions (not supported by some browsers)
Show small font <small>…………</small>
Display large font <big>…………</big>
Underscore <u>….</u> <ins>...</ins> (indicates to insert text) (some browsers do not yet provide)
删除线 <s>...</s> <del>...</del> <strike>….</strike>
Subscript <sub>….</sub>
Superscript <sup>….</sup>
Typewriter font <tt>….</tt> (displayed in single-space font)
Fixed-width font <xmp>...</xmp> (Blank, line feed, positioning functions are valid in the file)
Fixed width font <plaintext>...</plaintext> (does not perform markup symbols)
Fixed width small font <listing>...</listing>
Predefined format <pre></pre> (retains spaces and line breaks, etc. left when the code page is written)
Pre-formatted width <pre width=?></pre> (in characters)
Blink effect <blink></blink> (most mocked tag ever)
Text citation effect <blockquote>text</blockquote> (separated by line break and indented, suitable for long sentences)
<q>text</q> (add double quotes, for short sentences)
<cite></cite> citations (usually in italics)
<code></code> for displaying source code
<samp></samp> Sample
<var></var> variables
<kbd></kbd> keyboard input
<address></address> address field
Text right to left display <bdo dir="rtl">text</bdo> (default left to right dir="ltr")