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docs/php/mb_eregi.html
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docs/php/mb_eregi.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>Regular expression match ignoring case with multibyte support</title>
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</head>
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<body class="docs"><div id="layout">
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<div id="layout-content"><div id="function.mb-eregi" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">mb_eregi</h1>
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<p class="verinfo">(PHP 4 >= 4.2.0, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">mb_eregi</span> — <span class="dc-title">Regular expression match ignoring case with multibyte support</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.mb-eregi-description">
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<h3 class="title">说明</h3>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>mb_eregi</strong></span>
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( <span class="methodparam"><span class="type">string</span> <code class="parameter">$pattern</code></span>
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, <span class="methodparam"><span class="type">string</span> <code class="parameter">$string</code></span>
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[, <span class="methodparam"><span class="type">array</span> <code class="parameter reference">&$regs</code></span>
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] ) : <span class="type">int</span></div>
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<p class="simpara">
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Executes the case insensitive regular expression match with multibyte support.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.mb-eregi-parameters">
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<h3 class="title">参数</h3>
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<p class="para">
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<dl>
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<dt>
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<code class="parameter">pattern</code></dt>
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<dd>
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<p class="para">
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The regular expression pattern.
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</p>
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</dd>
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<dt>
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<code class="parameter">string</code></dt>
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<dd>
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<p class="para">
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The <span class="type"><a href="language.types.string.html" class="type string">string</a></span> being searched.
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</p>
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</dd>
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<dt>
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<code class="parameter">regs</code></dt>
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<dd>
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<p class="para">
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If matches are found for parenthesized substrings of
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<code class="parameter">pattern</code> and the function is called with the
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third argument <code class="parameter">regs</code>, the matches will be stored
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in the elements of the array <code class="parameter">regs</code>.
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If no matches are found, <code class="parameter">regs</code> is set to an empty
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array.
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</p>
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<p class="para">
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<var class="varname"><var class="varname">$regs[1]</var></var> will contain the substring which starts at
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the first left parenthesis; <var class="varname"><var class="varname">$regs[2]</var></var> will contain
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the substring starting at the second, and so on.
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<var class="varname"><var class="varname">$regs[0]</var></var> will contain a copy of the complete string
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matched.
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</p>
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</dd>
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</dl>
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</p>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.mb-eregi-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Returns the byte length of the matched string if a match for
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<code class="parameter">pattern</code> was found in <code class="parameter">string</code>,
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or <strong><code>FALSE</code></strong> if no matches were found or an error occurred.
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</p>
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<p class="para">
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If the optional parameter <code class="parameter">regs</code> was not passed or
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the length of the matched string is <em>0</em>, this function returns <em>1</em>.
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</p>
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</div>
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<div class="refsect1 changelog" id="refsect1-function.mb-eregi-changelog">
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<h3 class="title">更新日志</h3>
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<table class="doctable informaltable">
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<thead>
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<tr>
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<th>版本</th>
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<th>说明</th>
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</tr>
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</thead>
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<tbody class="tbody">
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<tr>
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<td>7.1.0</td>
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<td>
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<span class="function"><strong>mb_eregi()</strong></span> will now set <code class="parameter">regs</code> to
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an empty <span class="type"><a href="language.types.array.html" class="type array">array</a></span>, if nothing matched. Formerly,
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<code class="parameter">regs</code> was not modified in that case.
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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<div class="refsect1 notes" id="refsect1-function.mb-eregi-notes">
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<h3 class="title">注释</h3>
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<blockquote class="note"><p><strong class="note">Note</strong>: <p class="para"><span class="function"><a href="mb_regex_encoding.html" class="function">mb_regex_encoding()</a></span>
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指定的内部编码或字符编码将会当作此函数用的字符编码。</p></p></blockquote>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.mb-eregi-seealso">
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<h3 class="title">参见</h3>
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<p class="para">
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<ul class="simplelist">
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<li class="member"><span class="function"><a href="mb_regex_encoding.html" class="function" rel="rdfs-seeAlso">mb_regex_encoding()</a> - Set/Get character encoding for multibyte regex</span></li>
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<li class="member"><span class="function"><a href="mb_ereg.html" class="function" rel="rdfs-seeAlso">mb_ereg()</a> - Regular expression match with multibyte support</span></li>
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</ul>
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</p>
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</div>
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</div></div></div></body></html>
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