Defining Macro
This topic contains packages with alternative ways of defining macros.
Provide default parameters for TeX macros
Define macros as verbatim macros
Define macros with sophisticated options
Inline expansions within definitions
Let assignment for LaTeX macros
A simple means of creating commands
Macros with multiple optional parameters
Interface to the LaTeX3 floating point unit
Define \global and \protected commands with \newcommand
Expandable macros that take an optional argument
A generic document command parser
A high-level interface for declaring document commands