Test JS script file

Selected file: 21var_NaN.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 - 21var_NaN.js ::..

/**
 * Define NaN
 */

var str='some text'; //string
var numb=parseInt(str); //or parseFloat()

var type=typeof numb;

console.log(type +': '+ numb); //number: NaN
 

..:: NodeJS Console - 21var_NaN.js ::..

$ node 21var_NaN.js 
number: NaN

$ps -aux | grep node (list all node processes)
sasa        1208  0.3  0.2 1309344 46956 ?       Ssl   2025 1705:11 node /home/sasa/dex8/dex8-panel/server/index.js
sasa        1236  0.5  0.4 11852780 75068 ?      Ssl   2025 2693:02 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa        1257  0.3  0.2 1305496 45376 ?       Ssl   2025 1726:17 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa        1289  0.3  0.2 1301856 42540 ?       Ssl   2025 1699:49 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa        1363  4.2  3.2 12258516 527024 ?     Ssl   2025 21751:37 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa        1886  8.2  4.2 12377424 696640 ?     Ssl   2025 42481:30 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
www-data  406574  0.0  0.0   2608   596 ?        S    22:51   0:00 sh -c ps -aux | grep node
www-data  406576  0.0  0.0   3304   712 ?        S    22:51   0:00 grep node
sasa     1214480  0.3  0.5 22311168 90708 ?      Ssl   2025 1519:11 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214483  0.3  0.2 1101568 34608 ?       Ssl   2025 1401:07 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214536  0.3  0.2 1101060 34320 ?       Ssl   2025 1399:11 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214544  0.3  0.2 1102312 34760 ?       Ssl   2025 1410:54 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214588  0.3  0.2 1102340 35588 ?       Ssl   2025 1403:54 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214617  0.3  0.2 1102208 36088 ?       Ssl   2025 1398:47 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214641  0.3  0.2 1167208 34568 ?       Ssl   2025 1390:22 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214671  0.3  0.2 1100128 33500 ?       Ssl   2025 1383:35 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1216489  0.3  0.2 1101560 33872 ?       Ssl   2025 1399:44 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1399960  0.8  0.5 11822200 92600 ?      Ssl  Apr20 2252:51 node /home/sasa/dex8/dex8-www/server/index.js
sasa     1631573  0.6  0.3 1303648 56388 ?       Ssl  May31 1248:13 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa     1824679  0.4  0.3 11798848 55624 ?      Ssl  Aug15 415:26 node /home/sasa/kriptus/kriptus-panel/server/index.js
sasa     2072475  0.7  0.5 1164404 93908 ?       Ssl  Sep24 231:28 node /home/sasa/voovuu/voovuu-api/starter.js
sasa     2075109  7.4  0.5 11712096 95352 ?      Ssl  Sep24 2381:07 node /home/sasa/dex8/dex8-api/starter.js
sasa     2075416  0.6  0.3 1332304 58560 ?       Ssl  Sep24 209:02 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa     2448036  1.1  0.9 11884932 161680 ?     Ssl  Aug21 966:03 node /home/sasa/miko/miko-hr/server/index.js
sasa     2663246  2.2  0.6 11851340 105400 ?     Ssl  Aug23 1728:14 node /home/sasa/kriptus/kriptus-api/starter.js
sasa     3168557  0.6  0.4 11835604 81064 ?      Ssl   2025 3055:46 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa     3169051  0.5  0.3 11799488 53972 ?      Ssl   2025 2507:06 node /home/sasa/@mikosoft/dodo-examples/server/index.js
sasa     3615181  0.6  0.3 1331896 64000 ?       Ssl  Oct07  84:31 node /home/sasa/miko/miko-hr/api/starter.js
sasa     3809381  0.3  0.4 22302920 79988 ?      Ssl  Sep02 228:55 node /home/sasa/dex8/dex8-worker/starter.js