C.sizeof(object)
Gets the memory size in bytes of the provided C object.
object
A C object instance to get the size from, which can be any of the following :
Return value
Returns the type of the C object as anumber
Example
local c = require 'c'
-- Defines a C Value of type "double", initialized with the number 3.141592654
local pi = c.double(3.141592654)
-- Prints the pi size in bytes
print(c.sizeof(pi))