Chapter 5. General Language Features of M

Table of Contents

Data Types
M Names
Variables
Literals
Expressions
Operators
Commands
Intrinsic Functions
Intrinsic Special Variables
Routines
Indirection
Parameter Passing
External Calls
Extrinsic Functions
Extrinsic Special Variables
Transaction Processing

This chapter describes general features of the M language, as well as general information about the operation of GT.M. Commands, Functions, and Intrinsic Special Variables are each described in separate chapters. This chapter contains information about exceptions, as well as information about general M features.

MUMPS is a general purpose language with an embedded database system. This sectionof the help file describes the features of the language that are not covered as Commands, Functions, or Intrinsic Special Variables.