/** This code demonstrates that strings, numbers, and boolean values behave like objects when you try to read the value of a property (or method) from them. But if you attempt to set the value of a property, that attempt is silently ignored: the change is made on a temporary object and does not persist. The temporary objects created when you access a property of a string, number, or boolean are known as wrapper objects, and it may occasionally be necessary to distin- guish a string value from a String object or a number or boolean value from a Number or Boolean object. */ var s = "test"; //this is string s.len = 4; //setting a property doesn't take effect var t = s.len; console.log(t); //returns undefined because s.len=4 doent work
undefined
$ps -aux | grep node (list all node processes) sasa 914 0.4 0.5 1307156 84748 ? Ssl Aug04 237:43 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr sasa 935 0.6 0.8 11787352 132836 ? Ssl Aug04 356:35 node /home/sasa/dex8/dex8-api/starter.js sasa 938 0.3 0.4 1306076 74448 ? Ssl Aug04 196:36 node /home/sasa/regoch/regoch-www/server sasa 945 0.3 0.4 1303752 70588 ? Ssl Aug04 172:52 node /home/sasa/dex8/dex8-panel/server/index.js sasa 947 0.6 0.6 11833876 112672 ? Ssl Aug04 357:26 node /home/sasa/dex8/dex8-www/server/index.js sasa 966 0.5 0.6 11809488 99796 ? Ssl Aug04 263:41 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js sasa 980 0.6 0.5 1330076 83092 ? Ssl Aug04 350:58 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js sasa 997 0.3 0.4 1301280 69840 ? Ssl Aug04 174:26 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js sasa 1021 0.3 0.3 1297448 64784 ? Ssl Aug04 172:03 node /home/sasa/dex8/dex8-kiosk/server/index.js sasa 1065 0.5 0.6 11815136 98720 ? Ssl Aug04 293:42 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js sasa 1074 0.5 0.6 1149184 104912 ? Ssl Aug04 284:08 node /home/sasa/voovuu/voovuu-api/starter.js sasa 1136 0.6 1.0 11867508 169592 ? Ssl Aug04 329:38 node /home/sasa/voovuu/voovuu-pub/server/index.js sasa 1148 0.3 0.4 11794644 77948 ? Ssl Aug04 189:55 node /home/sasa/@mikosoft/dodo-examples/server/index.js sasa 1197 0.3 0.3 1099884 62776 ? Ssl Aug04 178:03 node /home/sasa/dex8/dex8-worker/starter.js sasa 1199 0.3 0.4 22277756 77760 ? Ssl Aug04 179:40 node /home/sasa/dex8/dex8-worker/starter.js sasa 1308 0.3 0.3 1100128 63584 ? Ssl Aug04 177:24 node /home/sasa/dex8/dex8-worker/starter.js sasa 1325 0.3 0.3 1099616 63532 ? Ssl Aug04 177:30 node /home/sasa/dex8/dex8-worker/starter.js sasa 1393 0.7 0.8 22314752 133596 ? Ssl Aug04 376:19 node /home/sasa/dex8/dex8-worker/starter.js sasa 1395 0.3 0.3 1100140 63544 ? Ssl Aug04 178:00 node /home/sasa/dex8/dex8-worker/starter.js sasa 1489 0.3 0.3 1099872 62860 ? Ssl Aug04 178:05 node /home/sasa/dex8/dex8-worker/starter.js sasa 1496 0.3 0.3 1100640 64908 ? Ssl Aug04 177:12 node /home/sasa/dex8/dex8-worker/starter.js sasa 1607 0.3 0.3 1099872 63764 ? Ssl Aug04 177:35 node /home/sasa/dex8/dex8-worker/starter.js sasa 1608 0.3 0.3 1099872 63120 ? Ssl Aug04 176:33 node /home/sasa/dex8/dex8-worker/starter.js sasa 1686 0.8 0.9 11870440 158028 ? Ssl Aug04 423:49 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index. sasa 1371685 0.3 0.5 11801256 87312 ? Ssl Aug16 128:14 node /home/sasa/mikosoft-info/solar-wind-energy/server/index.js sasa 1460918 0.3 0.3 1299880 65344 ? Ssl Aug17 124:47 node /home/sasa/sites-nodejs/oxygen-free-copper/server.js www-data 4058282 0.0 0.0 2608 592 ? S 08:11 0:00 sh -c ps -aux | grep node www-data 4058284 0.0 0.0 3304 656 ? S 08:11 0:00 grep node