..:: Source code - 23var_null_obj.js ::..

/**
 * defininig null object
 */

x = 23;
x = null; //redefine variable x to null object
var type=typeof x;

console.log(type +': '+ x); //object: null


if(x==null) console.log('x is null'); //works
else if(x=='') console.log('x is empty string'); //dont work

..:: NodeJS Console - 23var_null_obj.js ::..

object: null
x is null

$ps -aux | grep node (list all node processes)
sasa        1208  0.3  0.2 1309344 47700 ?       Ssl   2025 1705:11 node /home/sasa/dex8/dex8-panel/server/index.js
sasa        1236  0.5  0.4 11852780 75176 ?      Ssl   2025 2693:02 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa        1257  0.3  0.2 1305496 44780 ?       Ssl   2025 1726:17 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa        1289  0.3  0.2 1301856 42276 ?       Ssl   2025 1699:49 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa        1363  4.2  3.2 12257848 526612 ?     Ssl   2025 21751:38 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa        1886  8.2  4.2 12377424 696640 ?     Ssl   2025 42481:37 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
www-data  406655  0.0  0.0   2608   524 ?        S    22:52   0:00 sh -c ps -aux | grep node
www-data  406657  0.0  0.0   3304   712 ?        S    22:52   0:00 grep node
sasa     1214480  0.3  0.5 22311168 90988 ?      Ssl   2025 1519:11 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214483  0.3  0.2 1101568 34876 ?       Ssl   2025 1401:07 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214536  0.3  0.2 1101060 34484 ?       Ssl   2025 1399:11 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214544  0.3  0.2 1102312 35296 ?       Ssl   2025 1410:54 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214588  0.3  0.2 1102340 34752 ?       Ssl   2025 1403:54 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214617  0.3  0.2 1102208 35604 ?       Ssl   2025 1398:47 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214641  0.3  0.2 1167208 34416 ?       Ssl   2025 1390:22 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214671  0.3  0.2 1100128 33444 ?       Ssl   2025 1383:35 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1216489  0.3  0.2 1101560 33736 ?       Ssl   2025 1399:44 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1399960  0.8  0.5 11822200 93548 ?      Ssl  Apr20 2252:52 node /home/sasa/dex8/dex8-www/server/index.js
sasa     1631573  0.6  0.3 1303648 56684 ?       Ssl  May31 1248:14 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa     1824679  0.4  0.3 11798848 55748 ?      Ssl  Aug15 415:26 node /home/sasa/kriptus/kriptus-panel/server/index.js
sasa     2072475  0.7  0.5 1164404 94084 ?       Ssl  Sep24 231:28 node /home/sasa/voovuu/voovuu-api/starter.js
sasa     2075109  7.4  0.5 11712096 95000 ?      Ssl  Sep24 2381:07 node /home/sasa/dex8/dex8-api/starter.js
sasa     2075416  0.6  0.3 1332304 58828 ?       Ssl  Sep24 209:03 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa     2448036  1.1  0.9 11884932 161124 ?     Ssl  Aug21 966:04 node /home/sasa/miko/miko-hr/server/index.js
sasa     2663246  2.2  0.6 11845020 100136 ?     Ssl  Aug23 1728:15 node /home/sasa/kriptus/kriptus-api/starter.js
sasa     3168557  0.6  0.4 11835604 81252 ?      Ssl   2025 3055:46 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa     3169051  0.5  0.3 11799488 54748 ?      Ssl   2025 2507:06 node /home/sasa/@mikosoft/dodo-examples/server/index.js
sasa     3615181  0.6  0.3 1331896 64556 ?       Ssl  Oct07  84:31 node /home/sasa/miko/miko-hr/api/starter.js
sasa     3809381  0.3  0.4 22302920 80052 ?      Ssl  Sep02 228:55 node /home/sasa/dex8/dex8-worker/starter.js