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<title>字符串处理函数库</title>
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<td valign=middle nowrap><font color=e06060 size=+2><b>字符串处理函数库</b></font></td>
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<div align=right>本函数库共有 51 个函数</div><p><table border=0 width=100%><tr><td align=right valign=top><a href="function.php-AddSlashes.htm" alt="function.php?AddSlashes">AddSlashes</a>:</td><td valign=top>字符串加入斜线。</td></tr>
<tr><td align=right valign=top><a href="function.php-bin2hex.htm" alt="function.php?bin2hex">bin2hex</a>:</td><td valign=top>二进位转成十六进位。</td></tr>
<tr><td align=right valign=top><a href="function.php-Chop.htm" alt="function.php?Chop">Chop</a>:</td><td valign=top>去除连续空白。</td></tr>
<tr><td align=right valign=top><a href="function.php-Chr.htm" alt="function.php?Chr">Chr</a>:</td><td valign=top>返回序数值的字符。</td></tr>
<tr><td align=right valign=top><a href="function.php-chunk_split.htm" alt="function.php?chunk_split">chunk_split</a>:</td><td valign=top>将字符串分成小段。</td></tr>
<tr><td align=right valign=top><a href="function.php-convert_cyr_string.htm" alt="function.php?convert_cyr_string">convert_cyr_string</a>:</td><td valign=top>转换古斯拉夫字符串成其它字符串。</td></tr>
<tr><td align=right valign=top><a href="function.php-crypt.htm" alt="function.php?crypt">crypt</a>:</td><td valign=top>将字符串用 DES 编码加密。</td></tr>
<tr><td align=right valign=top><a href="function.php-echo.htm" alt="function.php?echo">echo</a>:</td><td valign=top>输出字符串。</td></tr>
<tr><td align=right valign=top><a href="function.php-explode.htm" alt="function.php?explode">explode</a>:</td><td valign=top>切开字符串。</td></tr>
<tr><td align=right valign=top><a href="function.php-flush.htm" alt="function.php?flush">flush</a>:</td><td valign=top>清出输出缓冲区。</td></tr>
<tr><td align=right valign=top><a href="function.php-get_meta_tags.htm" alt="function.php?get_meta_tags">get_meta_tags</a>:</td><td valign=top>抽出文件所有 meta 标记的资料。</td></tr>
<tr><td align=right valign=top><a href="function.php-htmlspecialchars.htm" alt="function.php?htmlspecialchars">htmlspecialchars</a>:</td><td valign=top>将特殊字符转成 HTML 格式。</td></tr>
<tr><td align=right valign=top><a href="function.php-htmlentities.htm" alt="function.php?htmlentities">htmlentities</a>:</td><td valign=top>将所有的字符都转成 HTML 字符串。</td></tr>
<tr><td align=right valign=top><a href="function.php-implode.htm" alt="function.php?implode">implode</a>:</td><td valign=top>将数组变成字符串。</td></tr>
<tr><td align=right valign=top><a href="function.php-join.htm" alt="function.php?join">join</a>:</td><td valign=top>将数组变成字符串。</td></tr>
<tr><td align=right valign=top><a href="function.php-ltrim.htm" alt="function.php?ltrim">ltrim</a>:</td><td valign=top>去除连续空白。</td></tr>
<tr><td align=right valign=top><a href="function.php-md5.htm" alt="function.php?md5">md5</a>:</td><td valign=top>计算字符串的 MD5 哈稀。</td></tr>
<tr><td align=right valign=top><a href="function.php-nl2br.htm" alt="function.php?nl2br">nl2br</a>:</td><td valign=top>将换行字符转成 &lt;br&gt;。</td></tr>
<tr><td align=right valign=top><a href="function.php-Ord.htm" alt="function.php?Ord">Ord</a>:</td><td valign=top>返回字符的序数值。</td></tr>
<tr><td align=right valign=top><a href="function.php-parse_str.htm" alt="function.php?parse_str">parse_str</a>:</td><td valign=top>解析 query 字符串成变量。</td></tr>
<tr><td align=right valign=top><a href="function.php-print.htm" alt="function.php?print">print</a>:</td><td valign=top>输出字符串。</td></tr>
<tr><td align=right valign=top><a href="function.php-printf.htm" alt="function.php?printf">printf</a>:</td><td valign=top>输出格式化字符串。</td></tr>
<tr><td align=right valign=top><a href="function.php-quoted_printable_decode.htm" alt="function.php?quoted_printable_decode">quoted_printable_decode</a>:</td><td valign=top>将 qp 编码字符串转成 8 位字符串。</td></tr>
<tr><td align=right valign=top><a href="function.php-QuoteMeta.htm" alt="function.php?QuoteMeta">QuoteMeta</a>:</td><td valign=top>加入引用符号。</td></tr>
<tr><td align=right valign=top><a href="function.php-rawurldecode.htm" alt="function.php?rawurldecode">rawurldecode</a>:</td><td valign=top>从 URL 专用格式字符串还原成普通字符串。</td></tr>
<tr><td align=right valign=top><a href="function.php-rawurlencode.htm" alt="function.php?rawurlencode">rawurlencode</a>:</td><td valign=top>将字符串编码成 URL 专用格式。</td></tr>
<tr><td align=right valign=top><a href="function.php-setlocale.htm" alt="function.php?setlocale">setlocale</a>:</td><td valign=top>配置地域化信息。</td></tr>
<tr><td align=right valign=top><a href="function.php-similar_text.htm" alt="function.php?similar_text">similar_text</a>:</td><td valign=top>计算字符串相似度。</td></tr>
<tr><td align=right valign=top><a href="function.php-soundex.htm" alt="function.php?soundex">soundex</a>:</td><td valign=top>计算字符串的读音值</td></tr>
<tr><td align=right valign=top><a href="function.php-sprintf.htm" alt="function.php?sprintf">sprintf</a>:</td><td valign=top>将字符串格式化。</td></tr>
<tr><td align=right valign=top><a href="function.php-strchr.htm" alt="function.php?strchr">strchr</a>:</td><td valign=top>寻找第一个出现的字符。</td></tr>
<tr><td align=right valign=top><a href="function.php-strcmp.htm" alt="function.php?strcmp">strcmp</a>:</td><td valign=top>字符串比较。</td></tr>
<tr><td align=right valign=top><a href="function.php-strcspn.htm" alt="function.php?strcspn">strcspn</a>:</td><td valign=top>不同字符串的长度。</td></tr>
<tr><td align=right valign=top><a href="function.php-strip_tags.htm" alt="function.php?strip_tags">strip_tags</a>:</td><td valign=top>去掉 HTML 及 PHP 的标记。</td></tr>
<tr><td align=right valign=top><a href="function.php-StripSlashes.htm" alt="function.php?StripSlashes">StripSlashes</a>:</td><td valign=top>去掉反斜线字符。</td></tr>
<tr><td align=right valign=top><a href="function.php-strlen.htm" alt="function.php?strlen">strlen</a>:</td><td valign=top>取得字符串长度。</td></tr>
<tr><td align=right valign=top><a href="function.php-strrpos.htm" alt="function.php?strrpos">strrpos</a>:</td><td valign=top>寻找字符串中某字符最后出现处。</td></tr>
<tr><td align=right valign=top><a href="function.php-strpos.htm" alt="function.php?strpos">strpos</a>:</td><td valign=top>寻找字符串中某字符最先出现处。</td></tr>
<tr><td align=right valign=top><a href="function.php-strrchr.htm" alt="function.php?strrchr">strrchr</a>:</td><td valign=top>取得某字符最后出现处起的字符串。</td></tr>
<tr><td align=right valign=top><a href="function.php-strrev.htm" alt="function.php?strrev">strrev</a>:</td><td valign=top>颠倒字符串。</td></tr>
<tr><td align=right valign=top><a href="function.php-strspn.htm" alt="function.php?strspn">strspn</a>:</td><td valign=top>找出某字符串落在另一字符串遮罩的数目。</td></tr>
<tr><td align=right valign=top><a href="function.php-strstr.htm" alt="function.php?strstr">strstr</a>:</td><td valign=top>返回字符串中某字符串开始处至结束的字符串。</td></tr>
<tr><td align=right valign=top><a href="function.php-strtok.htm" alt="function.php?strtok">strtok</a>:</td><td valign=top>切开字符串。</td></tr>
<tr><td align=right valign=top><a href="function.php-strtolower.htm" alt="function.php?strtolower">strtolower</a>:</td><td valign=top>字符串全转为小写。</td></tr>
<tr><td align=right valign=top><a href="function.php-strtoupper.htm" alt="function.php?strtoupper">strtoupper</a>:</td><td valign=top>字符串全转为大写。</td></tr>
<tr><td align=right valign=top><a href="function.php-str_replace.htm" alt="function.php?str_replace">str_replace</a>:</td><td valign=top>字符串取代。</td></tr>
<tr><td align=right valign=top><a href="function.php-strtr.htm" alt="function.php?strtr">strtr</a>:</td><td valign=top>转换某些字符。</td></tr>
<tr><td align=right valign=top><a href="function.php-substr.htm" alt="function.php?substr">substr</a>:</td><td valign=top>取部份字符串。</td></tr>
<tr><td align=right valign=top><a href="function.php-trim.htm" alt="function.php?trim">trim</a>:</td><td valign=top>截去字符串首尾的空格。</td></tr>
<tr><td align=right valign=top><a href="function.php-ucfirst.htm" alt="function.php?ucfirst">ucfirst</a>:</td><td valign=top>将字符串第一个字符改大写。</td></tr>
<tr><td align=right valign=top><a href="function.php-ucwords.htm" alt="function.php?ucwords">ucwords</a>:</td><td valign=top>将字符串每个字第一个字母改大写。</td></tr>
</table><p><hr size=1><br>如果你对此手册有任何问题,请到下面网址提问:&nbsp;<a href="www.web745.com">WEB开发知识库</a>&nbsp;(<a href="http://www.web745.com">www.web745.com</a>)<p>
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