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125 lines
6.2 KiB
HTML
125 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>使字符串大写</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-strtoupper" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">mb_strtoupper</h1>
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<p class="verinfo">(PHP 4 >= 4.3.0, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">mb_strtoupper</span> — <span class="dc-title">使字符串大写</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.mb-strtoupper-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_strtoupper</strong></span>
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( <span class="methodparam"><span class="type">string</span> <code class="parameter">$str</code></span>
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[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$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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将所有的字母字符转化成大写并返回 <code class="parameter">str</code>。
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.mb-strtoupper-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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要大写的 <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">encoding</code></dt>
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<dd>
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<p class="para"><code class="parameter">encoding</code>
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参数为字符编码。如果省略，则使用内部字符编码。</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-strtoupper-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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<code class="parameter">str</code> 里所有的字母都转换成大写的。
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</p>
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</div>
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<div class="refsect1 unicode" id="refsect1-function.mb-strtoupper-unicode">
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<h3 class="title">Unicode</h3>
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<p class="para">
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更多 Unicode 属性的信息，请参见 <a href="http://www.unicode.org/unicode/reports/tr21/" class="link external">» http://www.unicode.org/unicode/reports/tr21/</a>。
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</p>
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<p class="para">
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和 <span class="function"><a href="strtoupper.html" class="function">strtoupper()</a></span> 不同的是，“字母”是通过 Unicode 字符属性来确定的。
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因此这个函数不会受语言环境（locale）设置影响，能够转化任何具有“字母”属性的字符，例如 a 变音符号（ä）。
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.mb-strtoupper-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-3195">
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<p><strong>Example #1 <span class="function"><strong>mb_strtoupper()</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 />$str </span><span style="color: #007700">= </span><span style="color: #DD0000">"Mary Had A Little Lamb and She LOVED It So"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$str </span><span style="color: #007700">= </span><span style="color: #0000BB">mb_strtoupper</span><span style="color: #007700">(</span><span style="color: #0000BB">$str</span><span style="color: #007700">);<br />echo </span><span style="color: #0000BB">$str</span><span style="color: #007700">; </span><span style="color: #FF8000">// Prints MARY HAD A LITTLE LAMB AND SHE LOVED IT SO<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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<p class="para">
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<div class="example" id="example-3196">
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<p><strong>Example #2 非拉丁 UTF-8 文本的 <span class="function"><strong>mb_strtoupper()</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 />$str </span><span style="color: #007700">= </span><span style="color: #DD0000">"Τάχιστη αλώπηξ βαφής ψημένη γη, δρασκελίζει υπέρ νωθρού κυνός"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$str </span><span style="color: #007700">= </span><span style="color: #0000BB">mb_strtoupper</span><span style="color: #007700">(</span><span style="color: #0000BB">$str</span><span style="color: #007700">, </span><span style="color: #DD0000">'UTF-8'</span><span style="color: #007700">);<br />echo </span><span style="color: #0000BB">$str</span><span style="color: #007700">; </span><span style="color: #FF8000">// 打印了 ΤΆΧΙΣΤΗ ΑΛΏΠΗΞ ΒΑΦΉΣ ΨΗΜΈΝΗ ΓΗ, ΔΡΑΣΚΕΛΊΖΕΙ ΥΠΈΡ ΝΩΘΡΟΎ ΚΥΝΌΣ<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-strtoupper-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_strtolower.html" class="function" rel="rdfs-seeAlso">mb_strtolower()</a> - 使字符串小写</span></li>
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<li class="member"><span class="function"><a href="mb_convert_case.html" class="function" rel="rdfs-seeAlso">mb_convert_case()</a> - 对字符串进行大小写转换</span></li>
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<li class="member"><span class="function"><a href="strtoupper.html" class="function" rel="rdfs-seeAlso">strtoupper()</a> - 将字符串转化为大写</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> |