`MapKeyExpr`

MapKeyExpr ::= ExprSingle

Appears in productions:

MapConstructorEntry

Appears in specifications:

XML Path Language (XPath) 3.1

3 Expressions
- 3.11 Maps and Arrays
  - 3.11.1 Maps
    3.11.1.1 Map Constructors
1 XPath 3.1 Grammar
- 1.1 EBNF

XQuery 3.1: An XML Query Language

3 Expressions
- 3.11 Maps and Arrays
  - 3.11.1 Maps
    3.11.1.1 Map Constructors
1 XQuery 3.1 Grammar
- 1.1 EBNF

XSLT Transformations (XSLT) Version 3.0

21 Maps
- 21.4 Map Constructors