Test JS script file

Selected file: fs-async2.js
Compare console.log() outputs in browser and NodeJS.
Notice: Open browser's console in FireBUG!

  1. 05define_functions.js
  2. 10module_basic1.js
  3. 10module_basic2.js
  4. 10module_basic3.js
  5. 11module_nesting.js
  6. file.js
  7. fs-async.js
  8. fs-async2.js
  9. fs-async3.js
  10. fs-sync.js
  11. fs-sync2.js
  12. http.js
  13. index.html
  14. index.js
  15. my_modules
  16. net.js
  17. npm-debug.log
  18. package.json
  19. promises
  20. socket.js
  21. sys.js
  22. testfiles

..:: Source code - fs-async2.js ::..

/*
Another way of writing fs-async.js
 */

//load modules
var fs = require('fs');


var callback = function(err, content){
	console.log(content);
}

//asynchronous file reading
fs.readFile('./testfiles/largefile200mb.txt', callback);

console.log('Do something else!');
 

..:: NodeJS Console - fs-async2.js ::..

$ node fs-async2.js 
Do something else!
undefined

$ps -aux | grep node (list all node processes)
sasa        1197  1.5  0.6 1325196 101376 ?      Ssl  Oct18 131:15 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa        1211  9.8  0.6 11708244 112408 ?     Ssl  Oct18 821:51 node /home/sasa/dex8/dex8-api/starter.js
sasa        1218  0.4  0.5 11799916 84796 ?      Ssl  Oct18  36:24 node /home/sasa/dex8/dex8-panel/server/index.js
sasa        1219  0.7  0.6 11806964 98796 ?      Ssl  Oct18  60:59 node /home/sasa/dex8/dex8-www/server/index.js
sasa        1232  0.4  0.5 11801628 88932 ?      Ssl  Oct18  34:39 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa        1248  0.6  0.5 1331772 85648 ?       Ssl  Oct18  52:46 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa        1274  0.3  0.4 1299764 68712 ?       Ssl  Oct18  26:25 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa        1277  0.3  0.4 1297632 65592 ?       Ssl  Oct18  25:47 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa        1335  0.4  0.6 11834768 108828 ?     Ssl  Oct18  35:06 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa        1337  0.6  0.6 1157388 112248 ?      Ssl  Oct18  54:40 node /home/sasa/voovuu/voovuu-api/starter.js
sasa        1385  2.9  2.5 12116808 411220 ?     Ssl  Oct18 247:56 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa        1387  0.3  0.4 11797312 81088 ?      Ssl  Oct18  27:35 node /home/sasa/@mikosoft/dodo-examples/server/index.js
sasa        1457  0.3  0.3 1099360 64252 ?       Ssl  Oct18  26:25 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1458  0.3  0.3 1099880 64800 ?       Ssl  Oct18  26:20 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1514  0.3  0.3 1099236 63396 ?       Ssl  Oct18  26:16 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1515  0.3  0.3 1099364 64564 ?       Ssl  Oct18  26:19 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1593  0.3  0.3 1099616 63724 ?       Ssl  Oct18  26:21 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1595  0.3  0.3 1099104 63528 ?       Ssl  Oct18  26:18 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1660  0.3  0.3 1099248 63012 ?       Ssl  Oct18  26:14 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1661  0.3  0.3 1099360 63604 ?       Ssl  Oct18  26:13 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1732  0.3  0.3 1099360 64252 ?       Ssl  Oct18  26:18 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1734  0.3  0.3 1099360 63576 ?       Ssl  Oct18  26:14 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1792  0.4  0.5 11815844 89500 ?      Ssl  Oct18  37:25 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
sasa      367378  0.5  0.4 1327908 79384 ?       Ssl  Oct21  20:44 node /home/sasa/miko/miko-hr/api/starter.js
sasa      367471  1.2  1.0 11910320 179916 ?     Ssl  Oct21  46:50 node /home/sasa/miko/miko-hr/server/index.js
www-data  667628  0.0  0.0   2608   592 ?        S    07:58   0:00 sh -c ps -aux | grep node
www-data  667630  0.0  0.0   3304   716 ?        S    07:58   0:00 grep node