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        1194  0.5  0.4 1303696 81052 ?       Ssl  Oct24 415:52 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa        1200  1.0  0.8 11724288 140812 ?     Ssl  Oct24 742:15 node /home/sasa/dex8/dex8-api/starter.js
sasa        1208  0.4  0.4 1304232 73440 ?       Ssl  Oct24 299:40 node /home/sasa/dex8/dex8-panel/server/index.js
sasa        1224  1.0  0.6 11825132 113500 ?     Ssl  Oct24 720:41 node /home/sasa/dex8/dex8-www/server/index.js
sasa        1236  0.6  0.6 11813644 100508 ?     Ssl  Oct24 470:52 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa        1255  0.9  0.5 1330860 84232 ?       Ssl  Oct24 633:28 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa        1257  0.4  0.4 1301060 69648 ?       Ssl  Oct24 304:51 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa        1289  0.4  0.4 1298192 68268 ?       Ssl  Oct24 299:42 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa        1363  3.4  3.0 12185312 494000 ?     Ssl  Oct24 2422:13 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa        1449  0.4  0.3 1232360 64672 ?       Ssl  Oct24 315:00 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1528  1.9  2.7 33122384 450872 ?     Ssl  Oct24 1378:33 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1529  0.4  0.4 1101924 65860 ?       Ssl  Oct24 314:01 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1606  0.4  0.4 1102180 66716 ?       Ssl  Oct24 315:13 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1607  0.4  0.4 1102180 65856 ?       Ssl  Oct24 314:08 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1705  0.4  0.4 1102696 67764 ?       Ssl  Oct24 313:57 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1706  0.4  0.4 1101412 65548 ?       Ssl  Oct24 313:25 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1805  0.4  0.4 1168736 67640 ?       Ssl  Oct24 314:22 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1807  0.4  0.4 1102176 65896 ?       Ssl  Oct24 307:09 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1885  0.4  0.3 1101160 65348 ?       Ssl  Oct24 308:40 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1886  2.3  1.0 11861676 164808 ?     Ssl  Oct24 1627:29 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
www-data 2572695  0.0  0.0   2608   588 ?        S    22:45   0:00 sh -c ps -aux | grep node
www-data 2572697  0.0  0.0   3304   644 ?        S    22:45   0:00 grep node
sasa     2628167  1.0  0.7 1174432 130744 ?      Ssl  Nov04 540:57 node /home/sasa/voovuu/voovuu-api/starter.js
sasa     3168557  0.7  0.6 11816652 101540 ?     Ssl  Nov06 403:19 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa     3169051  0.5  0.5 11798664 83668 ?      Ssl  Nov06 270:15 node /home/sasa/@mikosoft/dodo-examples/server/index.js