(PHP 4, PHP 5, PHP 7)
is_object — Finds whether a variable is an object
is_object ( mixed $var ) : bool
Finds whether the given variable is an object.
var
The variable being evaluated.
Returns true if var is an object, false otherwise.
Example #1 is_object() example
<?php
// Declare a simple function to return an
// array from our object
function get_students($obj)
{
if (!is_object($obj)) {
return false;
}
return $obj->students;
}
// Declare a new class instance and fill up
// some values
$obj = new stdClass();
$obj->students = array('Kalle', 'Ross', 'Felipe');
var_dump(get_students(null));
var_dump(get_students($obj));
?> | Version | Description |
|---|---|
| 7.2.0 | is_object() now returns true for unserialized objects without a class definition (class of __PHP_Incomplete_Class). Previously false was returned. |
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Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/function.is-object.php