Merge strands.
The geometries to merge together. Objects that are not valid strands are ignored. If the first element in this array is not a valid strand, the merged object will be empty.
Prefix for generating collections per input geometry. If an empty string is passed in, no collections are generated in the merged geometry.
Runtime services used for collecting timing information. Note this is only useful when called from a graph execution. When this function is called outside of a graph execution the runtime services are ignored.
The result of merging all of the inputs together.