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<title>Convert GMP number to integer</title>
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<div class="refnamediv">
<h1 class="refname">gmp_intval</h1>
<p class="verinfo">(PHP 4 >= 4.0.4, PHP 5)</p><p class="refpurpose"><span class="refname">gmp_intval</span> — <span class="dc-title">Convert GMP number to integer</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.gmp-intval-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">int</span> <span class="methodname"><strong>gmp_intval</strong></span>
( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$gmpnumber</code></span>
)</div>
<p class="para rdfs-comment">
This function allows to convert GMP number to integer.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.gmp-intval-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<span class="term"><em><code class="parameter">gmpnumber</code></em></span>
<dd>
<p class="para">
A GMP number.
</p>
</dd>
</dt>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.gmp-intval-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
An <span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span> value of <em><code class="parameter">gmpnumber</code></em>.
</p>
</div>
<div class="refsect1 examples" id="refsect1-function.gmp-intval-examples">
<h3 class="title">Examples</h3>
<p class="para">
<div class="example" id="example-3414">
<p><strong>Example #1 <span class="function"><strong>gmp_intval()</strong></span> example</strong></p>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br /></span><span style="color: #FF8000">// displays correct result<br /></span><span style="color: #007700">echo </span><span style="color: #0000BB">gmp_intval</span><span style="color: #007700">(</span><span style="color: #DD0000">"2147483647"</span><span style="color: #007700">) . </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">// displays wrong result, above PHP integer limit<br /></span><span style="color: #007700">echo </span><span style="color: #0000BB">gmp_intval</span><span style="color: #007700">(</span><span style="color: #DD0000">"2147483648"</span><span style="color: #007700">) . </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">// displays correct result<br /></span><span style="color: #007700">echo </span><span style="color: #0000BB">gmp_strval</span><span style="color: #007700">(</span><span style="color: #DD0000">"2147483648"</span><span style="color: #007700">) . </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
<div class="example-contents"><p>The above example will output:</p></div>
<div class="example-contents screen">
<div class="cdata"><pre>
2147483647
2147483647
2147483648
</pre></div>
</div>
</div>
</p>
</div>
<div class="refsect1 notes" id="refsect1-function.gmp-intval-notes">
<h3 class="title">Notes</h3>
<div class="warning"><strong class="warning">Warning</strong>
<p class="simpara">
This function returns a useful result only if the number actually
fits the PHP integer (i.e., signed long type). If you want just
to print the GMP number, use <span class="function"><a href="function.gmp-strval.html" class="function">gmp_strval()</a></span>.
</p>
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