ReflectionClass::isInstance
ReflectionClass::isInstance
(PHP 5, PHP 7)
ReflectionClass::isInstance — Checks class for instance
Description
public bool ReflectionClass::isInstance ( object $object )
Checks if an object is an instance of a class.
Parameters
-
object
-
The object being compared to.
Return Values
Returns TRUE
on success or FALSE
on failure.
Examples
Example #1 ReflectionClass::isInstance() related examples
<?php // Example usage $class = new ReflectionClass('Foo'); if ($class->isInstance($arg)) { echo "Yes"; } // Equivalent to if ($arg instanceof Foo) { echo "Yes"; } // Equivalent to if (is_a($arg, 'Foo')) { echo "Yes"; } ?>
The above example will output something similar to:
Yes Yes Yes
See Also
- ReflectionClass::isInterface() - Checks if the class is an interface
- Type operators (instanceof)
- Object Interfaces
- is_a() - Checks if the object is of this class or has this class as one of its parents
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https://secure.php.net/manual/en/reflectionclass.isinstance.php