Test JS script file

Selected file: 22var_undefined2.js
Compare console.log() outputs in browser and NodeJS.
Notice: Open browser's console in FireBUG!

  1. 01var_identifier.js
  2. 03var_data_types.js
  3. 03var_data_types_novar.js
  4. 04var_primitiveToObject.js
  5. 05var_string_object.js
  6. 06var_converting_data_types.js
  7. 10var_local_global_outside_function.js
  8. 12var_local_global_inside_function.js
  9. 13var_local_global_inside_function2.js
  10. 14var_local_global_return.js
  11. 16var_global_browser.js
  12. 16var_global_node.js
  13. 20var_Infinity.js
  14. 21var_NaN.js
  15. 22var_undefined.js
  16. 22var_undefined2.js
  17. 23var_empty_string.js
  18. 23var_null_obj.js

..:: Source code - 22var_undefined2.js ::..

/**
 * undefined variable
 */

var type=typeof name;

//browser - string:
//nodeJS - undefined:
console.log(type);
 

..:: NodeJS Console - 22var_undefined2.js ::..

$ node 22var_undefined2.js 
undefined

$ps -aux | grep node (list all node processes)
sasa        1194  0.4  0.4 1302252 78240 ?       Ssl  Oct24  29:13 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa        1200  0.7  0.8 11717872 133816 ?     Ssl  Oct24  50:10 node /home/sasa/dex8/dex8-api/starter.js
sasa        1207  0.3  0.4 1301220 68860 ?       Ssl  Oct24  21:58 node /home/sasa/regoch/regoch-www/server
sasa        1208  0.3  0.3 1299336 65520 ?       Ssl  Oct24  20:53 node /home/sasa/dex8/dex8-panel/server/index.js
sasa        1224  0.7  0.6 11816136 99724 ?      Ssl  Oct24  49:22 node /home/sasa/dex8/dex8-www/server/index.js
sasa        1236  0.3  0.5 11810060 96208 ?      Ssl  Oct24  26:13 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa        1255  0.5  0.4 1328700 81644 ?       Ssl  Oct24  39:27 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa        1257  0.3  0.4 1300360 67056 ?       Ssl  Oct24  21:25 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa        1289  0.3  0.3 1296500 63616 ?       Ssl  Oct24  20:48 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa        1292  0.4  0.5 11816624 89080 ?      Ssl  Oct24  28:22 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa        1361  0.6  0.6 1154044 109664 ?      Ssl  Oct24  44:32 node /home/sasa/voovuu/voovuu-api/starter.js
sasa        1363  2.0  2.0 12109816 334096 ?     Ssl  Oct24 135:47 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa        1441  0.3  0.4 11793416 76880 ?      Ssl  Oct24  22:31 node /home/sasa/@mikosoft/dodo-examples/server/index.js
sasa        1449  0.3  0.4 1167848 66528 ?       Ssl  Oct24  21:45 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1528  1.3  0.8 22318688 136896 ?     Ssl  Oct24  87:34 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1529  0.3  0.3 1101668 65464 ?       Ssl  Oct24  21:42 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1606  0.3  0.4 1101668 65748 ?       Ssl  Oct24  21:53 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1607  0.3  0.4 1101668 65672 ?       Ssl  Oct24  21:45 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1705  0.3  0.4 1101672 67032 ?       Ssl  Oct24  21:43 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1706  0.3  0.4 1101668 66596 ?       Ssl  Oct24  21:43 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1805  0.3  0.4 1101664 66004 ?       Ssl  Oct24  21:42 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1807  0.3  0.3 1101664 65296 ?       Ssl  Oct24  21:29 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1885  0.3  0.4 1101416 66000 ?       Ssl  Oct24  21:30 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1886  0.7  0.6 11816452 114312 ?     Ssl  Oct24  49:07 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
www-data  989244  0.0  0.0   2608   592 ?        S    06:37   0:00 sh -c ps -aux | grep node
www-data  989246  0.0  0.0   3304   724 ?        S    06:37   0:00 grep node