sum Function (Compact 2013)
3/26/2014
Returns the sum of all nodes in the node set. Each node is first converted to a number value before summing.
Syntax
number sum(node-set)
Parameters
- node-set
A node-set.
Return Value
Returns the sum of all nodes in the node set. Each node is first converted to a number value before summing.
Remarks
Given the following XML document:
<root>
<a>1</a>
<a>3</a>
<a>2</a>
</root>
The following function call returns 6.
sum(//a)