XSLT 2.0 and XPath 2.0 Programmer's Reference, 4th Edition (816 page)

/descendant::
compared with

examples

expensiveness of

infix operator

leading

pseudo-operator

.
and

last() function and

positional predicates and

position() and

rooted path expressions and

XML databases and

\
(backslash)

character class escapes and

in embedded XPath

in regex

in replace()

\C
(multicharacter escape)

\c
(multicharacter escape)

\D
(multicharacter escape)

\d
(multicharacter escape)