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  1. var console = {};
  2. console.log = function(x) {
  3. 	print(x);
  4. }
  5. console._timers = {};
  6. console.time = function(timerName) {
  7. 	console._timers[timerName] = new Date();
  8. }
  9. console.timeEnd = function(timerName) {
  10. 	console.log("timerName" + ": " + ((new Date()) - console._timers[timerName]));
  11. }
  12.  
  13. var loop = 500000;
  14.  
  15. (function() {
  16. 	console.time("e");
  17. 	var o = {};
  18. 	for(var i = 0; i < loop; i++) {
  19. 		o[i] = i;
  20. 	}
  21. 	console.timeEnd("e");
  22. })();
  23.  
  24. (function() {
  25. 	console.time("e");
  26. 	var o = [];
  27. 	for(var i = 0; i < loop; i++) {
  28. 		o[i] = i;
  29. 	}
  30. 	console.timeEnd("e");
  31. })();
  32.  
  33. (function() {
  34. 	console.time("e");
  35. 	var o = {0 : 0};
  36. 	for(var i = 0; i < loop; i++) {
  37. 		o[i] = i;
  38. 	}
  39. 	console.timeEnd("e");
  40. })();
  41.  
  42. (function() {
  43. 	console.time("e");
  44. 	var o = [0];
  45. 	for(var i = 0; i < loop; i++) {
  46. 		o[i] = i;
  47. 	}
  48. 	console.timeEnd("e");
  49. })();
  50.  
  51. (function() {
  52. 	console.time("e");
  53. 	var o = [];
  54. 	o[0] = 0;
  55. 	for(var i = 0; i < loop; i++) {
  56. 		o[i] = i;
  57. 	}
  58. 	console.timeEnd("e");
  59. })();
Success #stdin #stdout 2.59s 213184KB
comments (?)
stdin 
Standard input is empty
stdout 
timerName: 571
timerName: 404
timerName: 359
timerName: 376
timerName: 593
https://ideone.com/lliol
language:
JavaScript (rhino 1.7.9)
created:
13 years ago
visibility:
public

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