Test JS script file

Selected file: 058wrapper_object_readonly.js
Compare console.log() outputs in browser and NodeJS.
Notice: Open browser's console in FireBUG!

  1. 001syntax_unicode.js
  2. 010number_DecToHex.js
  3. 011number_HexToDec.js
  4. 012number_toExponential.js
  5. 013number_modulo.js
  6. 014number_division_by_zero.js
  7. 015number_NaN.js
  8. 016number_infinity.js
  9. 017number_isFinite.js
  10. 018number_isNaN.js
  11. 019number_negative_zero.js
  12. 020number_float_rounding_error.js
  13. 030string_htmlTags.js
  14. 030string_multiline.js
  15. 031string_length.js
  16. 032string_concatenate.js
  17. 032string_concatenate2.js
  18. 033string_minus.js
  19. 035stringmethods_charAt.js
  20. 035stringmethods_concate.js
  21. 035stringmethods_indexOf.js
  22. 035stringmethods_match.js
  23. 035stringmethods_match_memory.js
  24. 035stringmethods_replace.js
  25. 035stringmethods_search.js
  26. 035stringmethods_split.js
  27. 035stringmethods_toString.js
  28. 035stringmethods_toUpperCase.js
  29. 035stringmethods_trim.js
  30. 036string_regexTest.js
  31. 040bool_falsy.js
  32. 040bool_truthy.js
  33. 041bool_comparison.js
  34. 042bool_conditional_operator.js
  35. 043bool_logic_operators.js
  36. 044bool_not_exe_function.js
  37. 050null_typeof.js
  38. 051null_comparison.js
  39. 053undefined_var.js
  40. 054ReferenceError.js
  41. 055global_object_browser.js
  42. 055global_object_node.js
  43. 056global_properties_browser.js
  44. 056global_properties_node.js
  45. 057wrapper_object.js
  46. 058wrapper_object_readonly.js
  47. 60object_reference.js

..:: Source code - 058wrapper_object_readonly.js ::..

/**
 * This example shows that it is not possible to change String propety.
 */

var s = "test"; //this is string with length = 4

s.length = 2; //this will not take effect because string property is read only

console.log(s.length); //4
 

..:: NodeJS Console - 058wrapper_object_readonly.js ::..

$ node 058wrapper_object_readonly.js 
4

$ps -aux | grep node (list all node processes)
sasa         914  0.5  0.5 1307120 85796 ?       Ssl  Aug04 342:57 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa         935  0.7  0.8 11786584 132636 ?     Ssl  Aug04 507:14 node /home/sasa/dex8/dex8-api/starter.js
sasa         938  0.4  0.4 1307036 76280 ?       Ssl  Aug04 291:30 node /home/sasa/regoch/regoch-www/server
sasa         945  0.3  0.4 1303752 71376 ?       Ssl  Aug04 248:03 node /home/sasa/dex8/dex8-panel/server/index.js
sasa         947  0.7  0.7 11826776 115180 ?     Ssl  Aug04 505:12 node /home/sasa/dex8/dex8-www/server/index.js
sasa         966  0.5  0.6 11808976 98588 ?      Ssl  Aug04 382:33 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa         980  0.8  0.5 1330216 83232 ?       Ssl  Aug04 525:38 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa         997  0.3  0.4 1303104 71780 ?       Ssl  Aug04 250:47 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa        1021  0.3  0.3 1297448 65360 ?       Ssl  Aug04 247:07 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa        1065  0.6  0.6 11829008 108224 ?     Ssl  Aug04 421:26 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa        1074  0.6  0.6 1148752 105492 ?      Ssl  Aug04 411:09 node /home/sasa/voovuu/voovuu-api/starter.js
sasa        1136  0.7  0.9 11851588 153848 ?     Ssl  Aug04 477:11 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa        1148  0.4  0.4 11794644 77960 ?      Ssl  Aug04 273:55 node /home/sasa/@mikosoft/dodo-examples/server/index.js
sasa        1197  0.3  0.3 1101676 65116 ?       Ssl  Aug04 255:35 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1199  0.4  0.4 22277756 77032 ?      Ssl  Aug04 259:40 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1308  0.3  0.4 1101152 65648 ?       Ssl  Aug04 254:48 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1325  0.3  0.3 1101152 64316 ?       Ssl  Aug04 254:36 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1393  0.8  0.8 22325752 146716 ?     Ssl  Aug04 522:35 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1395  0.3  0.3 1101420 64744 ?       Ssl  Aug04 255:46 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1489  0.3  0.3 1100896 63932 ?       Ssl  Aug04 255:41 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1496  0.3  0.4 1101920 65924 ?       Ssl  Aug04 254:24 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1607  0.3  0.3 1101152 64784 ?       Ssl  Aug04 255:02 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1608  0.3  0.3 1101664 64680 ?       Ssl  Aug04 253:47 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1686  1.4  5.0 12559996 826040 ?     Ssl  Aug04 935:36 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
www-data  965115  0.0  0.0   2608   592 ?        S    12:54   0:00 sh -c ps -aux | grep node
www-data  965117  0.0  0.0   3304   724 ?        S    12:54   0:00 grep node
sasa     1371685  0.4  0.5 11799100 87256 ?      Ssl  Aug16 210:33 node /home/sasa/mikosoft-info/solar-wind-energy/server/index.js
sasa     1460918  0.4  0.3 1300136 65252 ?       Ssl  Aug17 208:38 node /home/sasa/sites-nodejs/oxygen-free-copper/server.js