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is_subclass_of

(PHP 4 >= 4.0b4)

is_subclass_of -- Determines if an object belongs to a subclass of the specified class

Description

bool is_subclass_of (object obj, string superclass)

This function returns true if the object obj, belongs to a class which is a subclass of superclass, false otherwise.

See also get_class(), get_parent_class()

Led