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模板与编辑器 检视 HTML 代码应具备那些知识？
检视 HTML 代码应具备那些知识？
模板与编辑器
更新日期 八月 9, 2018
当检视代码时，你可以会看到以下内容：
| Document Type |
<HTML></HTML> |
(beginning and end of file) |
| Title |
<TITLE></TITLE> |
(must be in header) |
| Header |
<HEAD></HEAD> |
(descriptive info, such as title) |
| Body |
<BODY></BODY> |
(bulk of the page) |
| Heading |
<H?></H?> |
(the spec. defines 6 levels) |
| Align Heading |
<H? ALIGN=LEFT|CENTER|RIGHT></H?> |
| Division |
<DIV></DIV> |
|
| Align Division |
<DIV ALIGN=LEFT|RIGHT|CENTER|JUSTIFY></DIV> |
| Defined Content |
<SPAN></SPAN> |
|
| Block Quote |
<BLOCKQUOTE></BLOCKQUOTE> |
(usually indented) |
| Emphasis |
<EM></EM> |
(usually displayed as italic) |
| Strong Emphasis |
<STRONG></STRONG> |
(usually displayed as bold) |
| Citation |
<CITE></CITE> |
(usually italics) |
| Code |
<CODE></CODE> |
(for source code listings) |
| Variable |
<VAR></VAR> |
|
| Definition |
<DFN></DFN> |
(not widely implemented) |
| Author’s Address |
<ADDRESS></ADDRESS> |
|
| Large Font Size |
<BIG></BIG> |
|
| Large Font Size |
<SMALL></SMALL> |
|
| Bold |
<B></B> |
|
| Italic |
<I></I> |
|
| Underline |
<U></U> |
(not widely implemented) |
| Strikeout |
<STRIKE></STRIKE> |
(not widely implemented) |
| Strikeout |
<S></S> |
(not widely implemented) |
| Subscript |
<SUB></SUB> |
|
| Superscript |
<SUP></SUP> |
|
| Preformatted |
<PRE></PRE> |
(display text spacing as-is) |
| Center |
<CENTER></CENTER> |
(for both text and images) |
| Font Size |
<FONT SIZE=?></FONT> |
(ranges from 1-7) |
| Font Color |
<FONT COLOR="#$$$$$$"></FONT> |
|
| Select Font |
<FONT FACE="***"></FONT> |
|
| Weight |
<FONT WEIGHT=?></FONT> |
|
| Marquee |
<MARQUEE></MARQUEE> |
|
| Link Something |
<A HREF="URL"></A> |
|
| Link to Location |
<A HREF="URL#***"></A> |
(if in another document) |
| |
<A HREF="#***"></A> |
(if in current document) |
| Target Window |
<A HREF="URL" TARGET="***"></A> |
|
| Link to Email |
<A HREF="mailto:@"></A> |
|
| Specify Subject |
<A HREF="mailto:@?SUBJECT=***"></A> |
(use a real question mark) |
| Define Location |
<A NAME="***"></A> |
|
| Display Image |
<IMG SRC="URL"> |
|
| Alignment |
<IMG SRC="URL" ALIGN=TOP|BOTTOM|MIDDLE|LEFT|RIGHT> |
| Alignment |
<IMG SRC="URL" ALIGN=TEXTTOP|ABSMIDDLE|BASELINE|ABSBOTTOM> |
| Alternate |
<IMG SRC="URL" ALT="***"> |
(if image not displayed) |
| Dimensions |
<IMG SRC="URL" WIDTH=? HEIGHT=?> |
(in pixels) |
| |
<IMG SRC="URL" WIDTH=% HEIGHT=%> |
(as percentage of page width/height) |
| Border |
<IMG SRC="URL" BORDER=?> |
(in pixels) |
| Runaround Space |
<IMG SRC="URL" HSPACE=? VSPACE=?> |
(in pixels) |
| Imagemap |
<IMG SRC="URL" USEMAP="URL"> |
|
| Client-Side Map |
<MAP NAME="***"></MAP> |
(describes the map) |
| Map Section |
<AREA SHAPE="DEFAULT|RECT|CIRCLE|POLY" COORDS=",,," HREF="URL"|NOHREF> |
| Paragraph |
<P></P> |
(closing tag often unnecessary) |
| Align Text |
<P ALIGN=LEFT|CENTER|RIGHT></P> |
|
| Justify Text |
<P ALIGN=JUSTIFY></P> |
|
| Line Break |
<BR> |
(a single carriage return) |
| Clear Textwrap |
<BR CLEAR=LEFT|RIGHT|ALL> |
|
| Horizontal Rule |
<HR> |
|
| Alignment |
<HR ALIGN=LEFT|RIGHT|CENTER> |
|
| Thickness |
<HR SIZE=?> |
(in pixels) |
| Width |
<HR WIDTH=?> |
(in pixels) |
| Width Percent |
<HR WIDTH="%"> |
(as a percentage of page width) |
| Unordered List |
<UL><LI></UL> |
(<LI> goes before each list item) |
| Compact |
<UL COMPACT></UL> |
|
| Bullet Type |
<UL TYPE=DISC|CIRCLE|SQUARE> |
(for the whole list) |
| Bullet Type |
<LI TYPE=DISC|CIRCLE|SQUARE> |
(this & subsequent) |
| Ordered List |
<OL><LI></OL> |
(<LI> goes before each list item) |
| Numbering Type |
<OL TYPE=A|a|I|i|1> |
(for the whole list) |
| Numbering Type |
<LI TYPE=A|a|I|i|1> |
(this & subsequent) |
| Starting Number |
<OL START=?> |
(for the whole list) |
| Starting Number |
<LI VALUE=?> |
(this & subsequent) |
| Definition List |
<DL><DT><DD></DL> |
(<DT>=term, <DD>=definition) |
| Tiled Bkground |
<BODY BACKGROUND="URL"> |
|
| Bkground Color |
<BODY BGCOLOR="#$$$$$$"> |
(order is red/green/blue) |
| Text Color |
<BODY TEXT="#$$$$$$"> |
|
| Link Color |
<BODY LINK="#$$$$$$"> |
|
| Visited Link |
<BODY VLINK="#$$$$$$"> |
|
| Active Link |
<BODY ALINK="#$$$$$$"> |
|
| Define Table |
<TABLE></TABLE> |
|
| Table Alignment |
<TABLE ALIGN=LEFT|RIGHT|CENTER> |
|
| Table Border |
<TABLE BORDER></TABLE> |
(either on or off) |
| Table Border |
<TABLE BORDER=?></TABLE> |
(you can set the value) |
| Cell Spacing |
<TABLE CELLSPACING=?> |
|
| Cell Padding |
<TABLE CELLPADDING=?> |
|
| Desired Width |
<TABLE WIDTH=?> |
(in pixels) |
| Width Percent |
<TABLE WIDTH=%> |
(percentage of page) |
| Table Color |
<TABLE BGCOLOR="$$$$$$"></TABLE> |
|
| Table Row |
<TR></TR> |
|
| Alignment |
<TR ALIGN=LEFT|RIGHT|CENTER|MIDDLE|BOTTOM> |
| Table Cell |
<TD></TD> |
(must appear within table rows) |
| Alignment |
<TD ALIGN=LEFT|RIGHT|CENTER VALIGN=TOP|MIDDLE|BOTTOM> |
| No linebreaks |
<TD NOWRAP> |
|
| Columns to Span |
<TD COLSPAN=?> |
|
| Rows to Span |
<TD ROWSPAN=?> |
|
| Desired Width |
<TD WIDTH=?> |
(in pixels) |
| Width Percent |
<TD WIDTH="%"> |
(percentage of table) |
| Cell Color |
<TD BGCOLOR="#$$$$$$"> |
|
| Header Cell |
<TH></TH> |
(same as data, except bold centered) |
| Alignment |
<TH ALIGN=LEFT|RIGHT|CENTER|MIDDLE|BOTTOM> |
| No Linebreaks |
<TH NOWRAP> |
|
| Columns to Span |
<TH COLSPAN=?> |
|
| Rows to Span |
<TH ROWSPAN=?> |
|
| Desired Width |
<TH WIDTH=?> |
(in pixels) |
| Width Percent |
<TH WIDTH="%"> |
(percentage of table) |
| Cell Color |
<TH BGCOLOR="#$$$$$$"> |
|
| Table Body |
<TBODY> |
|
| Columns Spanned |
<COL SPAN=?></COL> |
|
| Column Width |
<COL WIDTH=?></COL> |
|
| Width Percent |
<COL WIDTH="%"></COL> |
|
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