.octaverc

#get source code from : https://ftp.gnu.org/gnu/octave/ by wget 
#compile dependence:gfortran BLAS:libblas-dev 
#LAPACK:liblapack-dev PCRE:libpcre3-dev readline:libreadline-dev
#./configure --enable-jit

#package load
pkg load symbolic
# pkg load io
# pkg load statistics

PS1("GNU Octave:\\#>> ")

#terminal display
#:ascii unicode flat
sympref display flat

#terminal display 
#terminal_size
#:1 0
#split_long_rows(0)

#path 
#what dir :find *.m files
#isdir('dir') :judge dir 
#which function : find function file
# cd /home/me/octave/tmp/
if exist('~/script/')==7
#help exist
addpath ~/script/
endif

#digits display
#format short g
#format long g

#more on






# how to run C++ in octave 
# sudo apt install liboctave-dev
# // compile :
# // mkoctfile helloworld.cpp
# // run :
# // octave-cli : helloworld(1,2,3)
# // octave-cli --eval 'helloworld(1,2,3)'
# #include <octave/oct.h>
# DEFUN_DLD (helloworld, args, nargout,
#            "Hello World Help String")
# {
#   octave_stdout << "Hello World has "
#                 << args.length () << " input arguments and "
#                 << nargout << " output arguments.\n";
#   return octave_value_list ();
# }