mirror of
https://github.com/fofolee/uTools-Manuals.git
synced 2025-06-18 13:57:03 +08:00
94 lines
4.0 KiB
HTML
94 lines
4.0 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
|
|
<html>
|
|
<head>
|
|
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
|
|
<title>Inverse by modulo</title>
|
|
</head>
|
|
<body class="docs"><div id="layout">
|
|
<div id="layout-content"><div id="function.gmp-invert" class="refentry">
|
|
<div class="refnamediv">
|
|
<h1 class="refname">gmp_invert</h1>
|
|
<p class="verinfo">(PHP 4 >= 4.0.4, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">gmp_invert</span> — <span class="dc-title">Inverse by modulo</span></p>
|
|
|
|
</div>
|
|
|
|
<div class="refsect1 description" id="refsect1-function.gmp-invert-description">
|
|
<h3 class="title">说明</h3>
|
|
<div class="methodsynopsis dc-description">
|
|
<span class="methodname"><strong>gmp_invert</strong></span>
|
|
( <span class="methodparam"><span class="type"><a href="class.gmp.html" class="type GMP">GMP</a></span> <code class="parameter">$a</code></span>
|
|
, <span class="methodparam"><span class="type"><a href="class.gmp.html" class="type GMP">GMP</a></span> <code class="parameter">$b</code></span>
|
|
) : <span class="type"><a href="class.gmp.html" class="type GMP">GMP</a></span></div>
|
|
|
|
<p class="para rdfs-comment">
|
|
Computes the inverse of <code class="parameter">a</code> modulo
|
|
<code class="parameter">b</code>.
|
|
</p>
|
|
</div>
|
|
|
|
|
|
<div class="refsect1 parameters" id="refsect1-function.gmp-invert-parameters">
|
|
<h3 class="title">参数</h3>
|
|
<p class="para">
|
|
<dl>
|
|
|
|
|
|
<dt>
|
|
<code class="parameter">a</code></dt>
|
|
|
|
<dd>
|
|
|
|
<p class="para">可以是一个 GMP
|
|
数据 <span class="type"><span class="type resouce">resouce</span></span>，或一个可以转换为数值的字符串。</p>
|
|
</dd>
|
|
|
|
|
|
|
|
<dt>
|
|
<code class="parameter">b</code></dt>
|
|
|
|
<dd>
|
|
|
|
<p class="para">可以是一个 GMP
|
|
数据 <span class="type"><span class="type resouce">resouce</span></span>，或一个可以转换为数值的字符串。</p>
|
|
</dd>
|
|
|
|
|
|
</dl>
|
|
|
|
</p>
|
|
</div>
|
|
|
|
|
|
<div class="refsect1 returnvalues" id="refsect1-function.gmp-invert-returnvalues">
|
|
<h3 class="title">返回值</h3>
|
|
<p class="para">
|
|
A GMP number on success or <strong><code>FALSE</code></strong> if an inverse does not exist.
|
|
</p>
|
|
</div>
|
|
|
|
|
|
<div class="refsect1 examples" id="refsect1-function.gmp-invert-examples">
|
|
<h3 class="title">范例</h3>
|
|
<p class="para">
|
|
<div class="example" id="example-4080">
|
|
<p><strong>Example #1 <span class="function"><strong>gmp_invert()</strong></span> example</strong></p>
|
|
<div class="example-contents">
|
|
<div class="phpcode"><pre><span style="color: #000000">
|
|
<span style="color: #0000BB"><?php<br /></span><span style="color: #007700">echo </span><span style="color: #0000BB">gmp_invert</span><span style="color: #007700">(</span><span style="color: #DD0000">"5"</span><span style="color: #007700">, </span><span style="color: #DD0000">"10"</span><span style="color: #007700">); </span><span style="color: #FF8000">// no inverse, outputs nothing, result is FALSE<br /></span><span style="color: #0000BB">$invert </span><span style="color: #007700">= </span><span style="color: #0000BB">gmp_invert</span><span style="color: #007700">(</span><span style="color: #DD0000">"5"</span><span style="color: #007700">, </span><span style="color: #DD0000">"11"</span><span style="color: #007700">);<br />echo </span><span style="color: #0000BB">gmp_strval</span><span style="color: #007700">(</span><span style="color: #0000BB">$invert</span><span style="color: #007700">) . </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">?></span>
|
|
</span>
|
|
</pre></div>
|
|
</div>
|
|
|
|
<div class="example-contents"><p>以上例程会输出：</p></div>
|
|
<div class="example-contents screen">
|
|
<div class="cdata"><pre>
|
|
9
|
|
</pre></div>
|
|
</div>
|
|
</div>
|
|
</p>
|
|
</div>
|
|
|
|
|
|
</div></div></div></body></html> |