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98 lines
4.2 KiB
HTML
98 lines
4.2 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>将字符串转化为大写</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.strtoupper" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">strtoupper</h1>
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<p class="verinfo">(PHP 4, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">strtoupper</span> — <span class="dc-title">将字符串转化为大写</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.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>strtoupper</strong></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="type">string</span></div>
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<p class="para rdfs-comment">
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将 <code class="parameter">string</code> 中所有的字母字符转换为大写并返回。
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</p>
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<p class="para">
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注意 “字母” 与当前所在区域有关。例如，在默认的 “C” 区域，字符 umlaut-a（ä）就不会被转换。
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.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">string</code></dt>
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<dd>
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<p class="para">
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输入字符串。
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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.strtoupper-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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返回转换后的大写字符串。
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.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-5987">
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<p><strong>Example #1 <span class="function"><strong>strtoupper()</strong></span> 范例</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">$str </span><span style="color: #007700">= </span><span style="color: #0000BB">strtoupper</span><span style="color: #007700">(</span><span style="color: #0000BB">$str</span><span style="color: #007700">);<br />echo </span><span style="color: #0000BB">$str</span><span style="color: #007700">; </span><span style="color: #FF8000">// 打印 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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</div>
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<div class="refsect1 notes" id="refsect1-function.strtoupper-notes">
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<h3 class="title">注释</h3>
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<blockquote class="note"><p><strong class="note">Note</strong>: <span class="simpara">此函数可安全用于二进制对象。</span></p></blockquote>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.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="strtolower.html" class="function" rel="rdfs-seeAlso">strtolower()</a> - 将字符串转化为小写</span></li>
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<li class="member"><span class="function"><a href="ucfirst.html" class="function" rel="rdfs-seeAlso">ucfirst()</a> - 将字符串的首字母转换为大写</span></li>
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<li class="member"><span class="function"><a href="ucwords.html" class="function" rel="rdfs-seeAlso">ucwords()</a> - 将字符串中每个单词的首字母转换为大写</span></li>
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<li class="member"><span class="function"><a href="mb_strtoupper.html" class="function" rel="rdfs-seeAlso">mb_strtoupper()</a> - 使字符串大写</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> |