exsl:object-type() returns a string that indicates the type of the specified object.
Note: Most XSLT object types can be coerced into each other safely; however, certain coercsions to raise error conditions. In particular, treating something that's not a node-set as a node-set will do so. This function lets authors of named templates and extension functions easily provide flexibility in parameter values.
The object whose type is to be returned.
The object's type, which will be one of the following: