Metasyntax

The following metasyntax and typographic conventions are used for the formal presentation of the statements.

Formal representation	Explanation	Examples
UPPERCASE and special characters	Uppercase characters and special characters designate constants or keywords which the user must enter in exactly the presented form.	UPDATE, OVERWRITE
UPPERCASE semibold	Semibold uppercase letters indicate the short form of the keywords. Any input between the short form and the long form is permitted.	@LOWER The user may enter: @LOW, @LOWE or @LOWER
lowercase	Lowercase letters describe variable operands which the user must replace with current values during input.	@GOTO line The user may enter, for example: @GOTO 3
{} und |	Braces enclose a number of alternatives, i.e. one of the entries must be selected. | separates alternatives when these are not located above but next to one another.	@LOWER {ON | OFF} The user may enter: @LOWER ON or @LOWER OFF
. .	. . designates alternatives which are not listed individually but have to be selected from a continuous range.	1. .22 The user may enter a value between 1 and 22. $1. . $22 The user may enter a symbol between $1 and $22.
[ ] und |	Specifications in square brackets are optional and may be entered if the user wishes. | separates alternatives when these are not located above but next to one another.
[,...]	This construction with three dots indicates the possible repetition of the preceding syntactic unit. A comma must be entered as a separator between the repetitions.	line [,...] The user may enter, for example: 1, 3, 7 or 10.
Underscore	Value used by EDT if none of the possible alternatives is specified. If, in such a case, none of the alternatives is identified as the default value then refer to the detailed description to determine EDT's behavior.	@LOWER { ON | OFF} The entries @LOWER and @LOWER ON have the same effect.