745 B
745 B
Miscellaneous Functions
type-of
(type-of value)
type-of returns an atom indicating the type of value, or nil if
value is nil.
addr-of
(addr-of value)
addr-of returns the raw immediate value of its argument as an int. For
conses, strings, and funptrs, this is their memory address (hence the
name). For ints, floats, and atoms, this returns their raw bytes
interpreted as a signed 2's-complement integer.
set
(set atom value)
set changes the value associated with atom in syms-alist, or creates
the association if it does not already exist. It returns value.
fun
(fun atom)
fun returns the function associated with atom in funs-alist, or nil
if no such function exists.