XPath.evalAsDouble()

Signature

double evalAsDouble (String path)

ACTION, CONDITION, QUERY, BUI

Evaluate the xpath expression on the objects as specified in XPathbuilder.

Name	Type	Description
`path`	`String`	Formed using XPathBuilder.

Type	Description
`double`	Returns the value identified by path param as double if exists, 0.0 otherwise.

Using more than one object is join in the rule's engine.