lambda expression thus becomes the function definition of the symbol.
(The term ``function definition'', meaning the contents of the function
cell, is derived from the idea that @code{defun} gives the symbol its
-definition as a function.) @xref{Functions}.
+definition as a function.) @code{defsubst} and @code{defalias} are two
+other ways of defining a function. @xref{Functions}.
@code{defmacro} defines a symbol as a macro. It creates a macro
object and stores it in the function cell of the symbol. Note that a
that cell can hold only one Lisp object at any given time.
@xref{Macros}.
- In GNU Emacs Lisp, a definition is not required in order to use a
-symbol as a variable or function. Thus, you can make a symbol a global
+ In Emacs Lisp, a definition is not required in order to use a symbol
+as a variable or function. Thus, you can make a symbol a global
variable with @code{setq}, whether you define it first or not. The real
purpose of definitions is to guide programmers and programming tools.
They inform programmers who read the code that certain symbols are
@end defun
@defun plist-put plist property value
-This stores @var{value} as the value of the @var{property} property
-stored in the property list @var{plist}. It may modify @var{plist}
-destructively, or it may construct new list structure without altering
-the old. The function returns the modified property list, so you can
-store that back in the place where you got @var{plist}. For example,
+This stores @var{value} as the value of the @var{property} property in
+the property list @var{plist}. It may modify @var{plist} destructively,
+or it may construct new list structure without altering the old. The
+function returns the modified property list, so you can store that back
+in the place where you got @var{plist}. For example,
@example
(setq my-plist '(bar t foo 4))
HCoop / bpt / emacs.git / blobdiff