Test JS script file

Selected file: fs-async3.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-async3.js ::..

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

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


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

//asynchronous file reading
fs.readFile('./testfiles/largefile800mb.txt', callback.kallme);

console.log('Do something else!');
 

..:: NodeJS Console - fs-async3.js ::..

$ node fs-async3.js 
Do something else!
undefined

$ps -aux | grep node (list all node processes)
sasa         914  0.5  0.5 1307344 84544 ?       Ssl  Aug04 312:13 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa         935  0.7  0.8 11786840 132604 ?     Ssl  Aug04 462:34 node /home/sasa/dex8/dex8-api/starter.js
sasa         938  0.4  0.4 1307036 75916 ?       Ssl  Aug04 263:02 node /home/sasa/regoch/regoch-www/server
sasa         945  0.3  0.4 1303752 71688 ?       Ssl  Aug04 225:54 node /home/sasa/dex8/dex8-panel/server/index.js
sasa         947  0.7  0.7 11829960 115856 ?     Ssl  Aug04 462:06 node /home/sasa/dex8/dex8-www/server/index.js
sasa         966  0.5  0.5 11808976 97356 ?      Ssl  Aug04 347:29 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa         980  0.7  0.5 1330216 83604 ?       Ssl  Aug04 473:37 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa         997  0.3  0.4 1303104 72624 ?       Ssl  Aug04 228:10 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa        1021  0.3  0.3 1297920 65408 ?       Ssl  Aug04 224:59 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa        1065  0.6  0.5 11812960 96988 ?      Ssl  Aug04 382:16 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa        1074  0.6  0.6 1149316 103952 ?      Ssl  Aug04 373:41 node /home/sasa/voovuu/voovuu-api/starter.js
sasa        1136  0.7  0.9 11859620 156216 ?     Ssl  Aug04 435:12 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa        1148  0.4  0.4 11794644 78420 ?      Ssl  Aug04 248:55 node /home/sasa/@mikosoft/dodo-examples/server/index.js
sasa        1197  0.3  0.3 1099884 63340 ?       Ssl  Aug04 232:33 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1199  0.3  0.4 22277756 78168 ?      Ssl  Aug04 235:53 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1308  0.3  0.3 1099616 63444 ?       Ssl  Aug04 231:51 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1325  0.3  0.3 1099360 62752 ?       Ssl  Aug04 231:42 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1393  0.7  0.8 22326244 145828 ?     Ssl  Aug04 478:17 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1395  0.3  0.3 1099884 63036 ?       Ssl  Aug04 232:49 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1489  0.3  0.3 1100128 63336 ?       Ssl  Aug04 232:45 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1496  0.3  0.3 1100384 64480 ?       Ssl  Aug04 231:31 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1607  0.3  0.3 1099872 63976 ?       Ssl  Aug04 232:05 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1608  0.3  0.3 1099872 63800 ?       Ssl  Aug04 230:58 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1686  1.1  0.9 11846976 147628 ?     Ssl  Aug04 684:20 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
www-data  616229  0.0  0.0   2608   592 ?        S    16:58   0:00 sh -c ps -aux | grep node
www-data  616231  0.0  0.0   3304   712 ?        S    16:58   0:00 grep node
sasa     1371685  0.4  0.5 11803816 89856 ?      Ssl  Aug16 186:01 node /home/sasa/mikosoft-info/solar-wind-energy/server/index.js
sasa     1460918  0.4  0.3 1300136 64680 ?       Ssl  Aug17 183:40 node /home/sasa/sites-nodejs/oxygen-free-copper/server.js