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  0.5  0.5 1303644 82096 ?       Ssl  Oct24 157:42 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa        1200  1.0  0.8 11722680 138124 ?     Ssl  Oct24 277:42 node /home/sasa/dex8/dex8-api/starter.js
sasa        1207  0.4  0.4 1304652 72840 ?       Ssl  Oct24 122:52 node /home/sasa/regoch/regoch-www/server
sasa        1208  0.4  0.4 1304656 71860 ?       Ssl  Oct24 112:42 node /home/sasa/dex8/dex8-panel/server/index.js
sasa        1224  1.0  0.6 11816292 100008 ?     Ssl  Oct24 284:37 node /home/sasa/dex8/dex8-www/server/index.js
sasa        1236  0.6  0.5 11813132 98256 ?      Ssl  Oct24 169:21 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa        1255  0.8  0.5 1329104 82224 ?       Ssl  Oct24 219:21 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa        1257  0.4  0.4 1300740 69684 ?       Ssl  Oct24 114:19 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa        1289  0.4  0.3 1297148 65136 ?       Ssl  Oct24 112:54 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa        1363  2.9  2.7 12144692 447272 ?     Ssl  Oct24 789:45 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa        1449  0.4  0.4 1168104 66304 ?       Ssl  Oct24 118:34 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1528  1.9  2.6 22614656 432288 ?     Ssl  Oct24 523:14 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1529  0.4  0.3 1100388 64680 ?       Ssl  Oct24 118:26 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1606  0.4  0.3 1100388 64564 ?       Ssl  Oct24 118:34 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1607  0.4  0.3 1100388 64480 ?       Ssl  Oct24 118:09 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1705  0.4  0.3 1100648 65296 ?       Ssl  Oct24 117:51 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1706  0.4  0.4 1100644 65944 ?       Ssl  Oct24 118:05 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1805  0.4  0.4 1100384 66320 ?       Ssl  Oct24 118:03 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1807  0.4  0.3 1100128 64344 ?       Ssl  Oct24 115:38 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1885  0.4  0.3 1099112 63724 ?       Ssl  Oct24 116:03 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1886  1.4  0.9 11867624 153356 ?     Ssl  Oct24 380:54 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
sasa     2628167  1.0  0.6 1156248 110688 ?      Ssl  Nov04 110:14 node /home/sasa/voovuu/voovuu-api/starter.js
sasa     3168557  0.7  0.5 11820452 94664 ?      Ssl  Nov06  64:41 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa     3169051  0.5  0.5 11798152 82748 ?      Ssl  Nov06  45:23 node /home/sasa/@mikosoft/dodo-examples/server/index.js
www-data 4137990  0.0  0.0   2608   588 ?        S    07:38   0:00 sh -c ps -aux | grep node
www-data 4137992  0.0  0.0   3304   720 ?        S    07:38   0:00 grep node