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ReflectionClass::isSubclassOf

(PHP 5, PHP 7)

ReflectionClass::isSubclassOfChecks if a subclass

Description

public ReflectionClass::isSubclassOf ( mixed $class ) : bool

Checks if the class is a subclass of a specified class or implements a specified interface.

Parameters

class

Either the name of the class as string or a ReflectionClass object of the class to check against.

Return Values

Returns TRUE on success or FALSE on failure.

See Also

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