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  0.4 1306792 68896 ?       Ssl   2025 1231:41 node /home/sasa/dex8/dex8-panel/server/index.js
sasa        1236  0.5  0.6 11821108 102120 ?     Ssl   2025 1945:31 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa        1257  0.3  0.4 1303048 70816 ?       Ssl   2025 1248:03 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa        1289  0.3  0.4 1300464 66412 ?       Ssl   2025 1229:22 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa        1363  4.2  2.8 12224832 460964 ?     Ssl   2025 15523:57 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa        1886  6.0  3.5 12247216 583552 ?     Ssl   2025 21855:50 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
sasa      990007  0.3  0.5 22298392 96900 ?      Ssl  Jul01   5:43 node /home/sasa/dex8/dex8-worker/starter.js
www-data 1115068  0.0  0.0   2608   600 ?        S    08:58   0:00 sh -c ps -aux | grep node
www-data 1115070  0.0  0.0   3304   644 ?        S    08:58   0:00 grep node
sasa     1214480  0.3  0.7 22311168 125736 ?     Ssl   2025 995:29 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214483  0.3  0.4 1101568 65844 ?       Ssl   2025 899:51 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214536  0.3  0.4 1101316 65952 ?       Ssl   2025 898:21 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214544  0.3  0.4 1101288 66464 ?       Ssl   2025 905:26 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214588  0.3  0.3 1101316 65112 ?       Ssl   2025 900:39 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214617  0.3  0.3 1100416 64972 ?       Ssl   2025 897:49 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214641  0.3  0.3 1166440 64400 ?       Ssl   2025 888:37 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214671  0.3  0.3 1100896 65144 ?       Ssl   2025 884:53 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1215731  0.6  0.7 11844188 123040 ?     Ssl   2025 1839:22 node /home/sasa/dex8/dex8-api/starter.js
sasa     1216489  0.3  0.4 1101560 65708 ?       Ssl   2025 897:36 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1399960  0.8  0.6 11806812 107988 ?     Ssl  Apr20 863:27 node /home/sasa/dex8/dex8-www/server/index.js
sasa     1631573  0.4  0.5 1303676 82120 ?       Ssl  May31 200:13 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa     1904154  0.6  0.8 11879492 147068 ?     Ssl  Apr25 596:31 node /home/sasa/miko/miko-hr/server/index.js
sasa     2628167  0.8  0.8 1176796 132984 ?      Ssl   2025 2786:05 node /home/sasa/voovuu/voovuu-api/starter.js
sasa     3168557  0.6  0.6 11826264 102780 ?     Ssl   2025 2103:37 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa     3169051  0.5  0.5 11799488 84868 ?      Ssl   2025 1744:11 node /home/sasa/@mikosoft/dodo-examples/server/index.js
sasa     3264954  0.7  0.5 1332680 86512 ?       Ssl  Feb21 1325:01 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js