/files/ja/web/xpath/functions/
../
boolean
ceiling
choose
concat
contains
count
current
document
element-available
false
floor
format-number
function-available
generate-id
id
index.html
key
lang
last
local-name
name
namespace-uri
normalize-space
not
number
position
round
starts-with
string-length
string
substring-after
substring-before
substring
sum
system-property
translate
true
unparsed-entity-url