==== sort() Function ====

The sort() function sorts and returns the given collection using the key XPath expression to calculate a sort key for each node in the collection.


^ Argument      ^ Kind   ^ Required    ^ Purpose          ^
|**collection**  |nodes  |yes  |an XPath expression that resolves to a collection of nodes   |
|**key**  |string  |yes  |a string containing an XPath expression that resolves to a key value for a given node   |
|**options**  |string  |no  |contains some combination of "asc", "desc", "string" and "number".  Defaults to "string asc"   |

=== Usage and examples ===

Place a ...

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