CLHS: Function CLASS-OF

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Function CLASS-OF

Syntax:

class-of object => class

Arguments and Values:

object---an object.

class---a class object.

Description:

Returns the class of which the object is a direct instance.

Examples:

     (class-of 'fred) =>  #<BUILT-IN-CLASS SYMBOL 610327300>
     (class-of 2/3) =>  #<BUILT-IN-CLASS RATIO 610326642>

     (defclass book () ()) =>  #<STANDARD-CLASS BOOK 33424745>
     (class-of (make-instance 'book)) =>  #<STANDARD-CLASS BOOK 33424745>

     (defclass novel (book) ()) =>  #<STANDARD-CLASS NOVEL 33424764>
     (class-of (make-instance 'novel)) =>  #<STANDARD-CLASS NOVEL 33424764>

     (defstruct kons kar kdr) =>  KONS
     (class-of (make-kons :kar 3 :kdr 4)) =>  #<STRUCTURE-CLASS KONS 250020317>

Affected By: None.

Exceptional Situations: None.

See Also:

make-instance, type-of

Notes: None.

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