`PreviousVar`

PreviousVar ::= "previous" VarName

Appears in productions:

WindowVars

Appears in specifications:

XQuery 4.0: An XML Query Language

4 Expressions
- 4.13 FLWOR Expressions
  - 4.13.4 Window Clause
1 XQuery 4.0 Grammar
- 1.1 EBNF