lispdoc - results for typep

(typep object type &optional environment)
Function: Is OBJECT of type TYPE?
Example:
(defun is-mkdefsys-object? (obj)
  (typep obj
         (get-late-bind-sym :make :component)))
Mentioned in:
CLtL2 - 17.1. Array Creation
CLtL2 - 19.1. Introduction to Structures
CLtL2 - 19.2. How to Use Defstruct
CLtL2 - 19.5. Defstruct Options
CLtL2 - 19.7.1. Unnamed Structures
CLtL2 - 19.7.2. Named Structures
CLtL2 - 2. Data Types
CLtL2 - 2.1.3. Floating-Point Numbers
CLtL2 - 28.1.6.2. Introduction to Methods
CLtL2 - 29.4.1. Signaling Conditions
CLtL2 - 4.3. Predicating Type Specifiers
CLtL2 - 4.4. Type Specifiers That Combine
CLtL2 - 4.5. Type Specifiers That Specialize
CLtL2 - 4.8. Type Conversion Function
CLtL2 - 4.9. Determining the Type of an Object
CLtL2 - 6.2.1. General Type Predicates
HyperSpec - Function TYPEP
On Lisp - Other Structures
PCL - the current object stack