How to read a syntax diagram
The format of the syntax diagram is as follows:
- Text in UPPER CASE (such as
BROWSE) must be entered exactly as shown.
- Text in mixed UPPER and lower case (such as
FILter) indicates a command or operand that can be abbreviated. The UPPER CASE text is required, and the lower case text is optional. (For example,
FILtercan be entered as
FILTER, but not as
FI, since the
- Text in italics (such as DSNpatt), possibly containing hyphens (such as member_name), represents information you enter. What you should enter is explained under the syntax diagram.
- A common element of a syntax diagram is a vertical stack of choices:
- A variation of this choice stack is when several elements are listed vertically below a horizontal line, like this:
- A further variation is when several elements are listed vertically, below a horizontal line, and one element is above the horizontal line, such as:
- The final variation on the choice stack is when there is a return loop: