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  1. var btn = document.getElementById("startPauseBtn");
  2. var resBtn = document.getElementById("resetBtn");
  3. var output = document.getElementById("output");
  4.  
  5. var timings = [-2, 0, 3];
  6. var running = 0;
  7. var j = 0;
  8. var time = timings[0]*10;
  9. console.log(time)
  10.  
  11. function startPause(){
  12. 	if(running == 0){
  13. 		running = 1;
  14. 		increment();
  15. 		btn.innerHTML = "Pause";
  16. 	}else{
  17. 		running = 0;
  18. 		btn.innerHTML = "Resume";
  19. 	}
  20. };
  21.  
  22. function reset(){
  23. 	running = 0;
  24.     time = timings[0]*10;
  25.     j = 0;
  26. 	output.innerHTML = "00:00";
  27. 	btn.innerHTML = "Start";
  28. };
  29.  
  30. function increment(){
  31. 	if(running == 1){
  32. 		setTimeout(function(){
  33.             time--;
  34.             if (time <= 0) {
  35.                 running = 0;
  36.                 output.innerHTML = "00:00";
  37.                 console.log('timer ended');
  38.                 j++;
  39.                 if (timings[j] !== undefined){
  40.                     time = timings[j]*10;
  41.                     startPause();
  42.                     return null;
  43.                 }
  44.                 console.log('finish');
  45.             }
  46. 			var mins = Math.floor(time / 10 / 60);
  47. 			if(mins <= 9){
  48. 				mins = "0" + mins;
  49. 			}
  50. 			var secs = Math.floor(time / 10);
  51. 			if(secs <= 9){
  52. 				secs = "0" + secs;
  53. 			}
  54. 			output.innerHTML = mins + ":" + secs;
  55. 			increment();
  56. 		}, 100);
  57. 	}
  58. };
  59.  
  60. function initializeTimer() {
  61.     let mins = Math.floor(time / 10 / 60);
  62.     if(mins <= 9){
  63.         mins = "0" + mins;
  64.     }
  65.     let secs = Math.floor(time / 10);
  66.     if(secs <= 9){
  67.         secs = "0" + secs;
  68.     }
  69.     output.innerHTML = mins + ":" + secs;
  70. };
  71.  
  72. initializeTimer();
Runtime error #stdin #stdout #stderr 0.02s 16836KB
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prog.js:1:5 ReferenceError: document is not defined
Stack:
  @prog.js:1:5
https://ideone.com/z5aEt4
language:
JavaScript (SMonkey 60.2.3)
created:
3 years ago
visibility:
public

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