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104 lines
4.7 KiB
HTML
104 lines
4.7 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>Retrieves parameters from a context</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.stream-context-get-params" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">stream_context_get_params</h1>
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<p class="verinfo">(PHP 5 >= 5.3.0, PHP 7)</p><p class="refpurpose"><span class="refname">stream_context_get_params</span> — <span class="dc-title">Retrieves parameters from a context</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.stream-context-get-params-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>stream_context_get_params</strong></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$stream_or_context</code></span>
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) : <span class="type">array</span></div>
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<p class="para rdfs-comment">
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Retrieves parameter and options information from the stream or context.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.stream-context-get-params-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">stream_or_context</code></dt>
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<dd>
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<p class="para">
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A stream <span class="type"><a href="language.types.resource.html" class="type resource">resource</a></span> or a
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<a href="context.html" class="link">context</a> <span class="type"><a href="language.types.resource.html" class="type resource">resource</a></span>
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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.stream-context-get-params-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Returns an associate array containing all context options and parameters.
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.stream-context-get-params-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-4816">
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<p><strong>Example #1 <span class="function"><strong>stream_context_get_params()</strong></span> example</strong></p>
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<div class="example-contents"><p>
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Basic usage example
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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 />$ctx </span><span style="color: #007700">= </span><span style="color: #0000BB">stream_context_create</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$params </span><span style="color: #007700">= array(</span><span style="color: #DD0000">"notification" </span><span style="color: #007700">=> </span><span style="color: #DD0000">"stream_notification_callback"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">stream_context_set_params</span><span style="color: #007700">(</span><span style="color: #0000BB">$ctx</span><span style="color: #007700">, </span><span style="color: #0000BB">$params</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">stream_context_get_params</span><span style="color: #007700">(</span><span style="color: #0000BB">$ctx</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 class="example-contents"><p>以上例程的输出类似于：</p></div>
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<div class="example-contents screen">
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<div class="cdata"><pre>
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array(2) {
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["notification"]=>
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string(28) "stream_notification_callback"
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["options"]=>
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array(0) {
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}
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}
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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.stream-context-get-params-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="stream_context_set_option.html" class="function" rel="rdfs-seeAlso">stream_context_set_option()</a> - 对资源流、数据包或者上下文设置参数</span></li>
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<li class="member"><span class="function"><strong>stream_context_get_params()</strong></span></li>
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<li class="member"><span class="function"><a href="stream_context_set_params.html" class="function" rel="rdfs-seeAlso">stream_context_set_params()</a> - Set parameters for a stream/wrapper/context</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> |