<p>Availability in <code>PHP 4.0</code></p>
<p>&Alias; <function>is_int</function></p>
<h2 id="parameters" class="content-anchor">Parameters</h2>
<table>
<thead>
<tr>
<th id="parameter">Parameter</th>
<th id="data_type">Data type</th>
<th id="default_value">Default value</th>
<th id="note">Note</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>$var</code></td>
<td><code>mixed</code></td>
<td><em>not</em></td>
<td>The variable being evaluated.</td>
</tr>
</tbody>
</table>
<h2 id="return-values" class="content-anchor">Return values</h2>
<p><code>bool</code></p>
<p>true if var is an integer,<br />
false otherwise.</p>
<h2 id="other-resources" class="content-anchor">Other resources</h2>
<p><a href="https://www.php.net/manual/en/function.is-long.php">Official is-long documentation</a></p>

PHP function is_long()

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Parameters

Return values

Other resources

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