




 
The FLI ns-size type is a structure type for use as the Objective-C type 
NSSize
. The structure has two slots, 
:width
 and 
:height
, both of foreign type 
:float
.
When used directly in method definition or invocation, it allows automatic conversion to/from a vector of two elements of the form 
#(
width
 
height
)
.