Sophie: php-manual-zh-5.2.4-1mdv2008.1 noarch

php-manual-zh-5.2.4-1mdv2008.1.noarch.rpm

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><H1
><A
NAME="function.htmlentities"
></A
>htmlentities</H1
><DIV
CLASS="refnamediv"
><A
NAME="AEN225239"
></A
><P
>    (PHP 3, PHP 4, PHP 5)</P
>htmlentities&nbsp;--&nbsp;
     Convert all applicable characters to HTML entities
    </DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN225242"
></A
><H2
>Description</H2
>string <B
CLASS="methodname"
>htmlentities</B
> ( string string [, int quote_style [, string charset]] )<BR
></BR
><P
>&#13;     This function is identical to
     <A
HREF="function.htmlspecialchars.html"
><B
CLASS="function"
>htmlspecialchars()</B
></A
> in all ways, except with
     <B
CLASS="function"
>htmlentities()</B
>, all characters which have HTML 
     character entity equivalents are translated into these entities.
    </P
><P
>&#13;     Like <A
HREF="function.htmlspecialchars.html"
><B
CLASS="function"
>htmlspecialchars()</B
></A
>, the optional second 
     <CODE
CLASS="parameter"
>quote_style</CODE
> parameter lets you define what will 
     be done with 'single' and "double" quotes.  It takes on one of three 
     constants with the default being <TT
CLASS="constant"
><B
>ENT_COMPAT</B
></TT
>:
     <DIV
CLASS="table"
><A
NAME="AEN225263"
></A
><P
><B
>表 1. Available <CODE
CLASS="parameter"
>quote_style</CODE
> constants</B
></P
><TABLE
BORDER="1"
CLASS="CALSTABLE"
><COL><COL><THEAD
><TR
><TH
>Constant Name</TH
><TH
>Description</TH
></TR
></THEAD
><TBODY
><TR
><TD
><TT
CLASS="constant"
><B
>ENT_COMPAT</B
></TT
></TD
><TD
>Will convert double-quotes and leave single-quotes alone.</TD
></TR
><TR
><TD
><TT
CLASS="constant"
><B
>ENT_QUOTES</B
></TT
></TD
><TD
>Will convert both double and single quotes.</TD
></TR
><TR
><TD
><TT
CLASS="constant"
><B
>ENT_NOQUOTES</B
></TT
></TD
><TD
>Will leave both double and single quotes unconverted.</TD
></TR
></TBODY
></TABLE
></DIV
>
    </P
><P
>&#13;     Support for the optional <CODE
CLASS="parameter"
>quote</CODE
> parameter was
     added in PHP 4.0.3.
    </P
><P
>&#13;     Like <A
HREF="function.htmlspecialchars.html"
><B
CLASS="function"
>htmlspecialchars()</B
></A
>, it takes an optional
     third argument <CODE
CLASS="parameter"
>charset</CODE
> which defines character
     set used in conversion. Support for this argument was added in PHP 4.1.0.
     Presently, the ISO-8859-1 character set is used as the default.
    </P
><P
>&#13; PHP 4.3.0 及其后续版本支持如下字符集。
 <DIV
CLASS="table"
><A
NAME="AEN225290"
></A
><P
><B
>表 2. 已支持字符集</B
></P
><TABLE
BORDER="1"
CLASS="CALSTABLE"
><COL><COL><COL><THEAD
><TR
><TH
>字符集</TH
><TH
>别名</TH
><TH
>描述</TH
></TR
></THEAD
><TBODY
><TR
><TD
>ISO-8859-1</TD
><TD
>ISO8859-1</TD
><TD
>&#13;      西欧，Latin-1
     </TD
></TR
><TR
><TD
>ISO-8859-15</TD
><TD
>ISO8859-15</TD
><TD
>&#13;      西欧，Latin-9。增加了 Latin-1（ISO-8859-1）中缺少的欧元符号、法国及芬兰字母。
     </TD
></TR
><TR
><TD
>UTF-8</TD
><TD
>&nbsp;</TD
><TD
>&#13;      ASCII 兼容多字节 8-bit Unicode。
     </TD
></TR
><TR
><TD
>cp866</TD
><TD
>ibm866, 866</TD
><TD
>&#13;      DOS-特有的 Cyrillic 字母字符集。PHP 4.3.2 开始支持该字符集。
     </TD
></TR
><TR
><TD
>cp1251</TD
><TD
>Windows-1251, win-1251, 1251</TD
><TD
>&#13;      Windows-特有的 Cyrillic 字母字符集。PHP 4.3.2 开始支持该字符集。
     </TD
></TR
><TR
><TD
>cp1252</TD
><TD
>Windows-1252, 1252</TD
><TD
>&#13;      Windows 对于西欧特有的字符集。
     </TD
></TR
><TR
><TD
>KOI8-R</TD
><TD
>koi8-ru, koi8r</TD
><TD
>&#13;      俄文。PHP 4.3.2 开始支持该字符集。
     </TD
></TR
><TR
><TD
>BIG5</TD
><TD
>950</TD
><TD
>&#13;      繁体中文，主要用于中国台湾。
     </TD
></TR
><TR
><TD
>GB2312</TD
><TD
>936</TD
><TD
>&#13;      简体中文，国际标准字符集。
     </TD
></TR
><TR
><TD
>BIG5-HKSCS</TD
><TD
>&nbsp;</TD
><TD
>&#13;      繁体中文，Big5 的延伸，主要用于香港。
     </TD
></TR
><TR
><TD
>Shift_JIS</TD
><TD
>SJIS, 932</TD
><TD
>&#13;      日文。
     </TD
></TR
><TR
><TD
>EUC-JP</TD
><TD
>EUCJP</TD
><TD
>&#13;      日文。
     </TD
></TR
></TBODY
></TABLE
></DIV
>
 <DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>注意: </B
>
   ISO-8859-1 将代替任何其它无法识别的字符集。
  </P
></BLOCKQUOTE
></DIV
>
</P
><P
>&#13;     If you're wanting to decode instead (the reverse) you can use
     <A
HREF="function.html-entity-decode.html"
><B
CLASS="function"
>html_entity_decode()</B
></A
>.
    </P
><P
>&#13;     <TABLE
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
CLASS="EXAMPLE"
><TR
><TD
><DIV
CLASS="example"
><A
NAME="AEN225352"
></A
><P
><B
>例 1. A <B
CLASS="function"
>htmlentities()</B
> example</B
></P
><TABLE
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CELLPADDING="5"
><TR
><TD
><code><font color="#000000">
<font color="#0000BB">&lt;?php<br />$str </font><font color="#007700">= </font><font color="#DD0000">"A 'quote' is &lt;b&gt;bold&lt;/b&gt;"</font><font color="#007700">;<br /><br /></font><font color="#FF8000">// Outputs: A 'quote' is &amp;lt;b&amp;gt;bold&amp;lt;/b&amp;gt;<br /></font><font color="#007700">echo </font><font color="#0000BB">htmlentities</font><font color="#007700">(</font><font color="#0000BB">$str</font><font color="#007700">);<br /><br /></font><font color="#FF8000">// Outputs: A &amp;#039;quote&amp;#039; is &amp;lt;b&amp;gt;bold&amp;lt;/b&amp;gt;<br /></font><font color="#007700">echo </font><font color="#0000BB">htmlentities</font><font color="#007700">(</font><font color="#0000BB">$str</font><font color="#007700">, </font><font color="#0000BB">ENT_QUOTES</font><font color="#007700">);<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
></TR
></TABLE
></DIV
></TD
></TR
></TABLE
>
    </P
><P
>&#13;     See also <A
HREF="function.html-entity-decode.html"
><B
CLASS="function"
>html_entity_decode()</B
></A
>, 
     <A
HREF="function.get-html-translation-table.html"
><B
CLASS="function"
>get_html_translation_table()</B
></A
>,
     <A
HREF="function.htmlspecialchars.html"
><B
CLASS="function"
>htmlspecialchars()</B
></A
>, <A
HREF="function.nl2br.html"
><B
CLASS="function"
>nl2br()</B
></A
>,
     and <A
HREF="function.urlencode.html"
><B
CLASS="function"
>urlencode()</B
></A
>.
    </P
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