Commonly Used System Commands

This document covers the following topics:

For a detailed description of each system command, see the System Commands documentation.

System Commands to Create and Modify Source Code

System Command Purpose
EDIT Edit the source form of an object.

Note:
This command is not available if the Natural program, data area and map editor are disabled in your environment. For more information, see NaturalONE as the Default Development Environment in the Editors documentation.

CLEAR Clear the contents of the work area of the current editor. The source code currently in the work area is not saved.
CHECK Check the source code of an object for syntax errors. Syntax checking is also performed as part of the RUN and STOW commands.

System Commands to Store and Delete Objects

System Command Purpose
SAVE Save the source form of the Natural object currently in the work area of the editor and store it. Syntax is not checked. A saved program can be run, but not executed (see the corresponding system commands below).
STOW Save the source form of an object, compile the object and store the resulting object module as well as the source. The object is syntax checked during the compilation process.
SCRATCH Delete the source and object form of an object. A list of all objects stored in the current library will be displayed; on the list you may then mark the object(s) to be deleted.
PURGE Delete the source form of an object. A list of all objects stored in the current library will be displayed; on the list you may then mark the object(s) to be deleted.
UNCATALOG Delete the object form of an object. A list of all objects stored in the current library will be displayed; on the list you may then mark the object(s) to be deleted.

System Commands to Execute Programs

System Command Purpose
RUN Compile and execute a source program, but not a program stored in object form.
EXECUTE Execute a program that has been compiled and stored in object form.