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https://github.com/fofolee/uTools-Manuals.git
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v0.0.2
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fofolee
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<!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>计算指定文件的 MD5 散列值</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.md5-file" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">md5_file</h1>
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<p class="verinfo">(PHP 4 >= 4.2.0, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">md5_file</span> — <span class="dc-title">计算指定文件的 MD5 散列值</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.md5-file-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>md5_file</strong></span>
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( <span class="methodparam"><span class="type">string</span> <code class="parameter">$filename</code></span>
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[, <span class="methodparam"><span class="type">bool</span> <code class="parameter">$raw_output</code><span class="initializer"> = <strong><code>FALSE</code></strong></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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使用 <a href="http://www.faqs.org/rfcs/rfc1321" class="link external">» RSA 数据安全公司的 MD5 报文算法</a>计算 <code class="parameter">filename</code> 文件的 MD5 散列值并返回。该散列值为 32 字符的十六进制数字。
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.md5-file-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">filename</code></dt>
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<dd>
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<p class="para">
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文件名
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</p>
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</dd>
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<dt>
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<code class="parameter">raw_output</code></dt>
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<dd>
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<p class="para">
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如果被设置为 <strong><code>TRUE</code></strong>，那么报文摘要将以原始的 16 位二进制格式返回。
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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.md5-file-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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成功返回字符串，否则返回 <strong><code>FALSE</code></strong>。
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</p>
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</div>
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<div class="refsect1 changelog" id="refsect1-function.md5-file-changelog">
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<h3 class="title">更新日志</h3>
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<p class="para">
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<table class="doctable informaltable">
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<thead>
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<tr>
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<th>版本</th>
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<th>说明</th>
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</tr>
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</thead>
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<tbody class="tbody">
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<tr>
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<td>5.1.0</td>
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<td>
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函数改用流 API。这意味着能够配合封装器使用该函数，比如 <em>md5_file('http://example.com/..')</em>。
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</td>
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</tr>
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</tbody>
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</table>
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.md5-file-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-5920">
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<p><strong>Example #1 <span class="function"><strong>md5_file()</strong></span> 使用范例</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 />$file </span><span style="color: #007700">= </span><span style="color: #DD0000">'php-5.3.0alpha2-Win32-VC9-x64.zip'</span><span style="color: #007700">;<br /><br />echo </span><span style="color: #DD0000">'MD5 file hash of ' </span><span style="color: #007700">. </span><span style="color: #0000BB">$file </span><span style="color: #007700">. </span><span style="color: #DD0000">': ' </span><span style="color: #007700">. </span><span style="color: #0000BB">md5_file</span><span style="color: #007700">(</span><span style="color: #0000BB">$file</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.md5-file-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="md5.html" class="function" rel="rdfs-seeAlso">md5()</a> - 计算字符串的 MD5 散列值</span></li>
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<li class="member"><span class="function"><a href="sha1_file.html" class="function" rel="rdfs-seeAlso">sha1_file()</a> - 计算文件的 sha1 散列值</span></li>
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<li class="member"><span class="function"><a href="crc32.html" class="function" rel="rdfs-seeAlso">crc32()</a> - 计算一个字符串的 crc32 多项式</span></li>
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</ul>
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</p>
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</div>
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<!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>计算指定文件的 MD5 散列值</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.md5-file" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">md5_file</h1>
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<p class="verinfo">(PHP 4 >= 4.2.0, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">md5_file</span> — <span class="dc-title">计算指定文件的 MD5 散列值</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.md5-file-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>md5_file</strong></span>
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( <span class="methodparam"><span class="type">string</span> <code class="parameter">$filename</code></span>
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[, <span class="methodparam"><span class="type">bool</span> <code class="parameter">$raw_output</code><span class="initializer"> = <strong><code>FALSE</code></strong></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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使用 <a href="http://www.faqs.org/rfcs/rfc1321" class="link external">» RSA 数据安全公司的 MD5 报文算法</a>计算 <code class="parameter">filename</code> 文件的 MD5 散列值并返回。该散列值为 32 字符的十六进制数字。
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.md5-file-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">filename</code></dt>
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<dd>
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<p class="para">
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文件名
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</p>
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</dd>
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<dt>
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<code class="parameter">raw_output</code></dt>
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<dd>
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<p class="para">
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如果被设置为 <strong><code>TRUE</code></strong>，那么报文摘要将以原始的 16 位二进制格式返回。
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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.md5-file-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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成功返回字符串，否则返回 <strong><code>FALSE</code></strong>。
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</p>
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</div>
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<div class="refsect1 changelog" id="refsect1-function.md5-file-changelog">
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<h3 class="title">更新日志</h3>
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<p class="para">
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<table class="doctable informaltable">
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<thead>
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<tr>
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<th>版本</th>
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<th>说明</th>
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</tr>
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</thead>
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<tbody class="tbody">
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<tr>
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<td>5.1.0</td>
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<td>
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函数改用流 API。这意味着能够配合封装器使用该函数，比如 <em>md5_file('http://example.com/..')</em>。
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</td>
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</tr>
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</tbody>
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</table>
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.md5-file-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-5920">
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<p><strong>Example #1 <span class="function"><strong>md5_file()</strong></span> 使用范例</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 />$file </span><span style="color: #007700">= </span><span style="color: #DD0000">'php-5.3.0alpha2-Win32-VC9-x64.zip'</span><span style="color: #007700">;<br /><br />echo </span><span style="color: #DD0000">'MD5 file hash of ' </span><span style="color: #007700">. </span><span style="color: #0000BB">$file </span><span style="color: #007700">. </span><span style="color: #DD0000">': ' </span><span style="color: #007700">. </span><span style="color: #0000BB">md5_file</span><span style="color: #007700">(</span><span style="color: #0000BB">$file</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.md5-file-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="md5.html" class="function" rel="rdfs-seeAlso">md5()</a> - 计算字符串的 MD5 散列值</span></li>
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<li class="member"><span class="function"><a href="sha1_file.html" class="function" rel="rdfs-seeAlso">sha1_file()</a> - 计算文件的 sha1 散列值</span></li>
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<li class="member"><span class="function"><a href="crc32.html" class="function" rel="rdfs-seeAlso">crc32()</a> - 计算一个字符串的 crc32 多项式</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>
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