..:: Source code - 031string_length.js ::..

/**
 * Get the length of string
 */
var x, len;

x = 'Some string!';
len = x.length;

console.log(typeof x); //string
console.log(typeof len); //number
console.log(len); //12
 

..:: NodeJS Console - 031string_length.js ::..

$ node 031string_length.js
string
number
12
$ps -aux | grep node (list all node processes)
sasa         849  0.5  0.5 1318144 86396 ?       Ssl  Oct08 282:57 node /home/sasa/regoch/regoch-www/server
sasa         880  0.4  0.5 1319240 87912 ?       Ssl  Oct08 235:34 node /home/sasa/dex8/dex8-www/server/index.js
sasa         890  0.5  0.5 11797800 85468 ?      Ssl  Oct08 334:14 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa         903  0.7  0.5 1329652 82184 ?       Ssl  Oct08 430:42 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa         929  0.4  0.4 1300184 69156 ?       Ssl  Oct08 226:07 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa         943  0.4  0.4 1300808 66204 ?       Ssl  Oct08 233:14 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa         980  0.6  0.5 11805104 92404 ?      Ssl  Oct08 364:26 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa         981  0.7  0.6 1148036 104160 ?      Ssl  Oct08 394:49 node /home/sasa/voovuu/voovuu-api/starter.js
sasa        1039  0.9  1.4 11953572 245308 ?     Ssl  Oct08 554:53 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa     2044488  0.3  0.4 1298112 66280 ?       Ssl  Nov01  77:13 node /home/sasa/dex8/dex8-panel/server/index.js
sasa     2574087  0.3  0.4 11792920 77616 ?      Ssl  Nov08  41:48 node /home/sasa/@mikosoft/dodo-examples/server/index.js
sasa     2702010  0.4  0.6 22296952 100240 ?     Ssl  Nov10  34:57 node /home/sasa/dex8/dex8-worker/starter.js
sasa     2702011  0.3  0.4 1100276 66796 ?       Ssl  Nov10  31:06 node /home/sasa/dex8/dex8-worker/starter.js
sasa     2702018  0.3  0.3 1099884 65584 ?       Ssl  Nov10  31:09 node /home/sasa/dex8/dex8-worker/starter.js
sasa     2702019  0.3  0.4 1100516 66476 ?       Ssl  Nov10  31:07 node /home/sasa/dex8/dex8-worker/starter.js
sasa     2702046  0.9  0.7 22311780 123800 ?     Ssl  Nov10  84:13 node /home/sasa/dex8/dex8-worker/starter.js
sasa     2702047  0.3  0.3 1099492 64744 ?       Ssl  Nov10  31:25 node /home/sasa/dex8/dex8-worker/starter.js
sasa     2702088  0.3  0.4 1100008 66488 ?       Ssl  Nov10  31:09 node /home/sasa/dex8/dex8-worker/starter.js
sasa     2702089  0.3  0.4 1099752 66464 ?       Ssl  Nov10  31:05 node /home/sasa/dex8/dex8-worker/starter.js
sasa     2702137  0.3  0.4 1099864 67164 ?       Ssl  Nov10  30:57 node /home/sasa/dex8/dex8-worker/starter.js
sasa     2702139  0.4  0.6 22297196 101704 ?     Ssl  Nov10  35:27 node /home/sasa/dex8/dex8-worker/starter.js
sasa     3097623  1.1  0.8 11716736 131880 ?     Ssl  Nov13  43:55 node /home/sasa/dex8/dex8-api/starter.js
www-data 3363527  0.0  0.0   2608   596 ?        S    07:49   0:00 sh -c ps -aux | grep node
www-data 3363529  0.0  0.0   3304   724 ?        S    07:49   0:00 grep node