(PHP 4, PHP 5, PHP 7)
is_object — Finds whether a variable is an object
varThe 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.
|