newbie question: ffi.sizeof()

From: Patrick Masotta <masottaus@xxxxxxxxx>
To: luajit@xxxxxxxxxxxxx
Date: Wed, 20 Jun 2012 02:42:33 -0700 (PDT)



hi I declare
 
local var_01 = ffi.new("char[50]", "initial value for var_01" );
 
then next I need
 
sz = ffi.sizeof("var_01");
 
expecting to get 50 but the last expression gives an error:
- declaration specifier expected near 'var_01'

 
what am I doing wrong?

thanks

Follow-Ups:
- Re: newbie question: ffi.sizeof()
  - From: Duncan Cross

References:
- RE: Projects using LuaJIT ?
  - From: William Adams

Other related posts:

» newbie question: ffi.sizeof() - Patrick Masotta
» Re: newbie question: ffi.sizeof()- Duncan Cross
» Re: newbie question: ffi.sizeof()- Patrick Masotta
» Re: newbie question: ffi.sizeof()- Peter Cawley
» Re: newbie question: ffi.sizeof()- Duncan Cross
» Re: newbie question: ffi.sizeof()- Patrick Masotta