(PHP 5, PHP 7)
ReflectionClass::isInstance — Checks class for instance
public ReflectionClass::isInstance ( object $object ) : bool
Checks if an object is an instance of a class.
object
The object being compared to.
Returns true
on success or false
on failure.
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
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https://www.php.net/manual/en/reflectionclass.isinstance.php