max
Returns maximum value among all its arguments.
number max
(
arg1 any,
arg2 any,
...
,
argN any);
Description
The function returns the maximum value among all values in all its arguments,
For each node in every argument node-set, it converts the string-value of the node to a number.
If some arguments are not node-sets, they are converted to numbers.
The maximum number found is returned.
This function is not a part of XPATH 1.0 standard library.
Parameters
argI –
A node-set of nodes whose string values must be converted to numbers and added to the result, or single value.
Table: 22.1. Errors signalled by
SQLState |
Error Code |
Error Text |
Description |
XP001
|
XPF05
|
Nonempty sequence of values expected as argument of XPATH function max(); max() of nothing is senseless
|
This happens if the function is called without arguments, or with all arguments set to empty node-sets. |
Examples
max(/report[@type="daily-sales"]/total)