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97 lines
4.8 KiB
HTML
97 lines
4.8 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>返回 web 服务器和 PHP 之间的接口类型</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.php-sapi-name" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">php_sapi_name</h1>
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<p class="verinfo">(PHP 4 >= 4.0.1, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">php_sapi_name</span> — <span class="dc-title">返回 web 服务器和 PHP 之间的接口类型</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.php-sapi-name-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>php_sapi_name</strong></span>
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( <span class="methodparam">void</span>
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) : <span class="type">string</span></div>
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<p class="simpara">
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返回描述 PHP 所使用的接口类型（the Server API, SAPI）的小写字符串。
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例如，CLI 的 PHP 下这个字符串会是 "cli"，Apache 下可能会有几个不同的值，取决于具体使用的 SAPI。
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以下列出了可能的值。
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</p>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.php-sapi-name-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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返回接口类型的小写字符串。
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</p>
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<p class="para">
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尽管不够全面，可能返回的值包括了
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<em>aolserver</em>、<em>apache</em>、
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<em>apache2filter</em>、<em>apache2handler</em>、
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<em>caudium</em>、<em>cgi</em> （直到 PHP 5.3）,
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<em>cgi-fcgi</em>、<em>cli</em>、 <em>cli-server</em>、
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<em>continuity</em>、<em>embed</em>、<em>fpm-fcgi</em>、
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<em>isapi</em>、<em>litespeed</em>、
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<em>milter</em>、<em>nsapi</em>、
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<em>phttpd</em>、<em>pi3web</em>、<em>roxen</em>、
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<em>thttpd</em>、<em>tux</em> 和 <em>webjames</em>。
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.php-sapi-name-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="getopt.examples-2">
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<p><strong>Example #1 <span class="function"><strong>php_sapi_name()</strong></span> 例子</strong></p>
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<div class="example-contents"><p>
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以下例子检测了子字符串 <em>cgi</em>，因为它也有可能会是 <em>cgi-fcgi</em>。
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</p></div>
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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 />$sapi_type </span><span style="color: #007700">= </span><span style="color: #0000BB">php_sapi_name</span><span style="color: #007700">();<br />if (</span><span style="color: #0000BB">substr</span><span style="color: #007700">(</span><span style="color: #0000BB">$sapi_type</span><span style="color: #007700">, </span><span style="color: #0000BB">0</span><span style="color: #007700">, </span><span style="color: #0000BB">3</span><span style="color: #007700">) == </span><span style="color: #DD0000">'cgi'</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">"You are using CGI PHP\n"</span><span style="color: #007700">;<br />} else {<br /> echo </span><span style="color: #DD0000">"You are not using CGI PHP\n"</span><span style="color: #007700">;<br />}<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.php-sapi-name-notes">
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<h3 class="title">注释</h3>
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<blockquote class="note"><p><strong class="note">Note</strong>:
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<strong>另一种方法</strong><br />
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<p class="para">
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PHP 常量 <strong><code>PHP_SAPI</code></strong> 具有和 <span class="function"><strong>php_sapi_name()</strong></span> 相同的值。
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</p>
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</p></blockquote>
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<div class="tip"><strong class="tip">Tip</strong>
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<h1 class="title">一个潜在的疑难问题</h1>
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<p class="para">
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定义的 <acronym title="Server Application Programming Interface">SAPI</acronym> 可能不够明显，比如它可能定义为 <em>apache2handler</em> 或 <em>apache2filter</em>，而不是 <em>apache</em>
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</p>
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</div>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.php-sapi-name-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"><a href="reserved.constants.html#reserved.constants.core" class="link">PHP_SAPI</a></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> |