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117 lines
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HTML
117 lines
6.2 KiB
HTML
<!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>转换字符的编码</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-convert-encoding" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">mb_convert_encoding</h1>
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<p class="verinfo">(PHP 4 >= 4.0.6, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">mb_convert_encoding</span> — <span class="dc-title">转换字符的编码</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.mb-convert-encoding-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_convert_encoding</strong></span>
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( <span class="methodparam"><span class="type">string</span> <code class="parameter">$str</code></span>
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, <span class="methodparam"><span class="type">string</span> <code class="parameter">$to_encoding</code></span>
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[, <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$from_encoding</code><span class="initializer"> = mb_internal_encoding()</span></span>
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] ) : <span class="type">string</span></div>
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<p class="para rdfs-comment">
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将 <span class="type"><a href="language.types.string.html" class="type string">string</a></span> 类型 <code class="parameter">str</code> 的字符编码从可选的 <code class="parameter">from_encoding</code> 转换到 <code class="parameter">to_encoding</code>。
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.mb-convert-encoding-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">str</code></dt>
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<dd>
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<p class="para">
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要编码的 <span class="type"><a href="language.types.string.html" class="type string">string</a></span>。
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</p>
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</dd>
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<dt>
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<code class="parameter">to_encoding</code></dt>
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<dd>
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<p class="para">
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<code class="parameter">str</code> 要转换成的编码类型。
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</p>
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</dd>
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<dt>
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<code class="parameter">from_encoding</code></dt>
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<dd>
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<p class="para">
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在转换前通过字符代码名称来指定。它可以是一个 <span class="type"><a href="language.types.array.html" class="type array">array</a></span> 也可以是逗号分隔的枚举列表。
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如果没有提供 <code class="parameter">from_encoding</code>，则会使用内部（internal）编码。
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</p>
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<p class="para">
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参见<a href="mbstring.supported_encodings.html" class="link">支持的编码</a>。
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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-convert-encoding-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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编码后的 <span class="type"><a href="language.types.string.html" class="type string">string</a></span>。
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.mb-convert-encoding-examples">
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<h3 class="title">范例</h3>
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<p class="para">
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<div class="example" id="example-3174">
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<p><strong>Example #1 <span class="function"><strong>mb_convert_encoding()</strong></span> 例子</strong></p>
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<span style="color: #0000BB"><?php<br /></span><span style="color: #FF8000">/* 转换内部编码为 SJIS */<br /></span><span style="color: #0000BB">$str </span><span style="color: #007700">= </span><span style="color: #0000BB">mb_convert_encoding</span><span style="color: #007700">(</span><span style="color: #0000BB">$str</span><span style="color: #007700">, </span><span style="color: #DD0000">"SJIS"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* 将 EUC-JP 转换成 UTF-7 */<br /></span><span style="color: #0000BB">$str </span><span style="color: #007700">= </span><span style="color: #0000BB">mb_convert_encoding</span><span style="color: #007700">(</span><span style="color: #0000BB">$str</span><span style="color: #007700">, </span><span style="color: #DD0000">"UTF-7"</span><span style="color: #007700">, </span><span style="color: #DD0000">"EUC-JP"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* 从 JIS, eucjp-win, sjis-win 中自动检测编码，并转换 str 到 UCS-2LE */<br /></span><span style="color: #0000BB">$str </span><span style="color: #007700">= </span><span style="color: #0000BB">mb_convert_encoding</span><span style="color: #007700">(</span><span style="color: #0000BB">$str</span><span style="color: #007700">, </span><span style="color: #DD0000">"UCS-2LE"</span><span style="color: #007700">, </span><span style="color: #DD0000">"JIS, eucjp-win, sjis-win"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* "auto" 扩展成 "ASCII,JIS,UTF-8,EUC-JP,SJIS" */<br /></span><span style="color: #0000BB">$str </span><span style="color: #007700">= </span><span style="color: #0000BB">mb_convert_encoding</span><span style="color: #007700">(</span><span style="color: #0000BB">$str</span><span style="color: #007700">, </span><span style="color: #DD0000">"EUC-JP"</span><span style="color: #007700">, </span><span style="color: #DD0000">"auto"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span>
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</span>
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</pre></div>
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</div>
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</div>
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</p>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.mb-convert-encoding-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_detect_order.html" class="function" rel="rdfs-seeAlso">mb_detect_order()</a> - 设置/获取 字符编码的检测顺序</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> |