PHP | ReflectionClass isInstance() Function
Last Updated :
30 Nov, 2019
The ReflectionClass::isInstance() function is an inbuilt function in PHP which is used to check whether the specified object is an instance of the class or not.
Syntax:
bool ReflectionClass::isInstance( object $object )
Parameters: This function accepts a single parameter object which is being searched in the instance of the class.
Return Value: This function returns true for the success or false on failure.
Below programs illustrate the ReflectionClass::isInstance() function in PHP:
Program 1:
<?php
class GFG { }
$Instance = new GFG();
$obj = new ReflectionClass( 'GFG' );
$A = $obj ->isInstance( $Instance );
var_dump( $A );
?>
|
Output:
bool(true)
Program 2:
<?php
class GFG { }
$obj = new ReflectionClass( 'GFG' );
$A = $obj ->isInstance( $obj );
var_dump( $A );
?>
|
Output:
bool(false)
Reference: https://secure.php.net/manual/en/reflectionclass.isinstance.php
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