Test JS script file

Selected file: 05var_string_object.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 - 05var_string_object.js ::..

/**
 * When we try to apply method to primitive data type,
 * string is automatically converted into object. After method finish its job
 * string primitive data type is returned.
 */

var name = 'John';

/**
 * Process of using string data type as an Object
 *  1. converts name into Object
 *  2. method toUpperCase() execute operation
 *  3. Object is destroyed and name2 becomes string again
 */
var name2 = name.toUpperCase();


var type1 = typeof name;
var type2 = typeof name2;

console.log('name data type: '+type1+' - '+name);
console.log('name2 data type: '+type2+' - '+name2);
 

..:: NodeJS Console - 05var_string_object.js ::..

$ node 05var_string_object.js 
name data type: string - John
name2 data type: string - JOHN

$ps -aux | grep node (list all node processes)
sasa        1194  0.5  0.4 1303696 81100 ?       Ssl  Oct24 415:52 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa        1200  1.0  0.8 11724288 140768 ?     Ssl  Oct24 742:15 node /home/sasa/dex8/dex8-api/starter.js
sasa        1208  0.4  0.4 1304232 73464 ?       Ssl  Oct24 299:40 node /home/sasa/dex8/dex8-panel/server/index.js
sasa        1224  1.0  0.6 11825132 113460 ?     Ssl  Oct24 720:41 node /home/sasa/dex8/dex8-www/server/index.js
sasa        1236  0.6  0.6 11813644 100448 ?     Ssl  Oct24 470:52 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa        1255  0.9  0.5 1330860 83664 ?       Ssl  Oct24 633:28 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa        1257  0.4  0.4 1301060 69880 ?       Ssl  Oct24 304:51 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa        1289  0.4  0.4 1298192 67476 ?       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 64528 ?       Ssl  Oct24 315:00 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1528  1.9  2.7 33122384 450664 ?     Ssl  Oct24 1378:33 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1529  0.4  0.4 1101924 66016 ?       Ssl  Oct24 314:01 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1606  0.4  0.4 1102180 65924 ?       Ssl  Oct24 315:13 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1607  0.4  0.4 1102180 66064 ?       Ssl  Oct24 314:08 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1705  0.4  0.4 1102696 66972 ?       Ssl  Oct24 313:57 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1706  0.4  0.3 1101412 64756 ?       Ssl  Oct24 313:25 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1805  0.4  0.4 1168736 67864 ?       Ssl  Oct24 314:22 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1807  0.4  0.4 1102176 66052 ?       Ssl  Oct24 307:09 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1885  0.4  0.3 1101160 65252 ?       Ssl  Oct24 308:40 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1886  2.3  1.0 11861676 165196 ?     Ssl  Oct24 1627:29 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
www-data 2572682  0.0  0.0   2608   528 ?        S    22:45   0:00 sh -c ps -aux | grep node
www-data 2572684  0.0  0.0   3304   708 ?        S    22:45   0:00 grep node
sasa     2628167  1.0  0.7 1174432 130116 ?      Ssl  Nov04 540:57 node /home/sasa/voovuu/voovuu-api/starter.js
sasa     3168557  0.7  0.6 11816652 101216 ?     Ssl  Nov06 403:19 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa     3169051  0.5  0.5 11798664 83800 ?      Ssl  Nov06 270:15 node /home/sasa/@mikosoft/dodo-examples/server/index.js