lispdoc - results for member

(member item list &key key (test nil testp) (test-not nil notp))	Function: Return the tail of LIST beginning with first element satisfying EQLity, :TEST, or :TEST-NOT with the given ITEM.
Example: (defun urlstring-reserved-p (c) (not (member c +allowed-url-symbols+)))	Mentioned in: CLtL2 - 15.5. Using Lists as Sets CLtL2 - 15.6. Association Lists CLtL2 - 4.6. Type Specifiers That Abbreviate CLtL2 - 6. Predicates CLtL2 - 6.2.1. General Type Predicates HyperSpec - Function MEMBER, MEMBER-IF, MEMBER-IF-NOT HyperSpec - Type Specifier MEMBER On Lisp - An ATN Compiler On Lisp - An Interpreter On Lisp - Conditional Evaluation On Lisp - Defining Simple Macros On Lisp - The Need for Nondeterminism PCL - sets

(member-if test list &key key)	Function: Return tail of LIST beginning with first element satisfying TEST.
	Mentioned in: CLtL2 - 15.5. Using Lists as Sets HyperSpec - Function MEMBER, MEMBER-IF, MEMBER-IF-NOT PCL - sets

(member-if-not test list &key key)	Function: Return tail of LIST beginning with first element not satisfying TEST.
	Mentioned in: CLtL2 - 15.5. Using Lists as Sets HyperSpec - Function MEMBER, MEMBER-IF, MEMBER-IF-NOT PCL - sets