Quote marks " or '

Must be entered as shown.

Comma ,

Must be entered as shown.

Ellipsis ...

The operand can be repeated. Do not enter ellipsis.

Lowercase italics

Substitute an operand. A user-supplied variable or character string.

Uppercase operand

Spell the operand as shown.

OR-bar (|)

Indicates an exclusive value on right or left of bar. You must enter enter one of them. You cannot enter more than one.

Underline ____________

If you do not enter one of the operands, the system supplies the underlined operand. This value is the default.

Parentheses ( ) and special characters

Operand enclosed in parentheses is mandatory and must be entered as shown.

Single operand in square brackets
[ ]

Optional operand. Do not type the brackets.

Stacked operands in braces
{ }
{ }

Mandatory. You must enter one of the operands. You cannot enter more than one.

Stacked operands in square brackets
[ ]
[ ]

Optional operand. You can enter one value, or none.

Operands with OR-bars (|) and square brackets
[ ]
[ ]

Optional, mutually exclusive operands. Enter one or none.

Stacked operands in square brackets or within braces
{[]
[]}

Mandatory; you must enter one of these operands. You can enter more than one.