set:leading() - EXSLT 编辑

set:leading() returns the nodes in one node-set that come before the first node in the other node-set.

Syntax

set:leading(nodeSet1, nodeSet2)

Parameters

nodeSet1

The node set to find nodes in that precede the first node in the second node set.

nodeSet2

The node set to compare against.

Returns

A node-set containing the nodes from nodeSet1 whose values precede the first node in nodeSet2.

Note: If the first node in nodeSet2 isn't contained in nodeSet1, an empty set is returned. If nodeSet2 is empty, then the result is nodeSet1.

Specifications

EXSLT - SET:LEADING

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