XSLT, 2nd Edition

[2.0] Operator Precedence—XQuery 1.0 and XPath 2.0

Here is the precedence of operators in XQuery 1.0 and XPath 2.0, arranged from lowest to highest:

• , (comma)

• for, some, every, if

• or

• and

• eq, ne, lt, le, gt, ge, =, !=, <, <=, >, >=, is, <<, >>

• to

• + (addition), – (subtraction)

• * (multiplication), div, idiv, mod

• union, |

• intersect, except

• instance of

• treat as

• castable as

• cast as

• – (unary minus), + (unary plus)

• ?, * (occurrence indicator), + (occurrence indicator)

• /, //

• [ ], (), { }