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OpenEdge Development: ADM and SmartObjects
Preface : Typographical conventions
 
Typographical conventions
This manual uses the following typographical conventions:
 
Convention
Description
Bold
Bold typeface indicates commands or characters the user types, or the names of user interface elements.
Italic
Italic typeface indicates the title of a document, provides emphasis, or signifies new terms.
SMALL, BOLD CAPITAL LETTERS
Small, bold capital letters indicate OpenEdge™ key functions and generic keyboard keys; for example, GET and CTRL.
KEY1-KEY2
A hyphen between key names indicates a simultaneous key sequence: you press and hold down the first key while pressing the second key. For example, CTRL-X.
KEY1 KEY2
A space between key names indicates a sequential key sequence: you press and release the first key, then press another key. For example, ESCAPE H.
Syntax:
Fixed width
A fixed-width font is used in syntax statements, code examples, and for system output and filenames.
Fixed-width italics
Fixed-width italics indicate variables in syntax statements.
Fixed-width bold
Fixed-width bold indicates variables with special emphasis.
UPPERCASE fixed width
Uppercase words are Progress® 4GL language keywords. Although these always are shown in uppercase, you can type them in either uppercase or lowercase in a procedure.
Period (.)
or
colon (:)
All statements except DO, FOR, FUNCTION, PROCEDURE, and REPEAT end with a period. DO, FOR, FUNCTION, PROCEDURE, and REPEAT statements can end with either a period or a colon.
[ ]
Large brackets indicate the items within them are optional.
[ ]
Small brackets are part of the Progress 4GL language.
{ }
Large braces indicate the items within them are required. They are used to simplify complex syntax diagrams.
{ }
Small braces are part of the Progress 4GL language. For example, a called external procedure must use braces when referencing arguments passed by a calling procedure.
|
A vertical bar indicates a choice.
...
Ellipses indicate repetition: you can choose one or more of the preceding items.