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         831  0.5  0.4 1304176 80240 ?       Ssl  Jun15 121:13 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa         843  0.5  0.6 11699640 104152 ?     Ssl  Jun15 116:40 node /home/sasa/dex8/dex8-api/starter.js
sasa         858  0.4  0.4 1302312 71108 ?       Ssl  Jun15  91:31 node /home/sasa/regoch/regoch-www/server
sasa         867  0.3  0.4 1298972 66800 ?       Ssl  Jun15  86:24 node /home/sasa/dex8/dex8-panel/server/index.js
sasa         886  0.8  0.6 11827300 112308 ?     Ssl  Jun15 182:33 node /home/sasa/dex8/dex8-www/server/index.js
sasa         888  0.5  0.4 11794160 79632 ?      Ssl  Jun15 126:31 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa         904  0.7  0.4 1329652 81732 ?       Ssl  Jun15 167:58 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa         910  0.3  0.4 1300780 69600 ?       Ssl  Jun15  87:10 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa         969  0.3  0.3 1297484 64164 ?       Ssl  Jun15  86:10 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa         970  0.6  0.5 11798996 87576 ?      Ssl  Jun15 154:53 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa        1010  0.6  0.6 1147316 102564 ?      Ssl  Jun15 145:27 node /home/sasa/voovuu/voovuu-api/starter.js
sasa        1016  0.8  1.1 11877580 186036 ?     Ssl  Jun15 192:38 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa        1086  0.4  0.4 11794400 77556 ?      Ssl  Jun15  93:19 node /home/sasa/@mikosoft/dodo-examples/server/index.js
sasa        1089  0.3  0.3 1099356 65004 ?       Ssl  Jun15  88:18 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1159  0.3  0.4 22276156 76272 ?      Ssl  Jun15  89:44 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1160  0.3  0.3 1099356 64120 ?       Ssl  Jun15  88:24 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1241  0.3  0.3 1100952 63680 ?       Ssl  Jun15  88:41 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1242  0.4  0.5 22284380 84760 ?      Ssl  Jun15  93:56 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1323  0.3  0.3 1099100 64024 ?       Ssl  Jun15  88:32 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1324  0.3  0.3 1099616 63764 ?       Ssl  Jun15  88:18 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1398  0.3  0.3 1099104 63352 ?       Ssl  Jun15  88:29 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1400  0.3  0.3 1099356 64460 ?       Ssl  Jun15  88:44 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1465  0.3  0.3 1099360 63888 ?       Ssl  Jun15  88:31 node /home/sasa/dex8/dex8-worker/starter.js
sasa      178968  0.8  0.6 11810912 98928 ?      Ssl  Jun17 161:04 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
sasa      337381  1.2  0.5 1317564 91388 ?       Ssl  Jun19 202:45 node /home/sasa/crypto/dex-arbitrage-bot/scripts/observer/index2
www-data 1160668  0.0  0.0   2608   532 ?        S    23:06   0:00 sh -c ps -aux | grep node
www-data 1160670  0.0  0.0   3304   724 ?        S    23:06   0:00 grep node