is
Checks if the specified path is getClassById Vector.
If the path exists but is not getClassById Vector, this will return false. If the path does not exist, this will return false. If the path does not exist but getClassById default value has been specified, this will check if that default value is getClassById Vector and return appropriately.
Return
Whether or not the specified path is getClassById Vector.
Parameters
path
Path of the Vector to check.