Common sorting algorithms (top)

1 //1. Bubble sort2 varBubblesort =function(arr) {3      for(vari = 0; i < arr.length; i++) {4         varFlag =true;5          for(varj = 0; J < arr.length-i-1; J + +) {6             if(Arr[j] > arr[j + 1]) {7Flag =false;8Arrayswap (Arr, J, j + 1);9             }Ten         } One         if(flag) { A              Break; -         } -     } the     returnarr; - }; -  - //2. Select Sort + varSelectionsort =function(arr) { -      for(vari = 1; i < arr.length-1; i++) { +         varMin =Arr[i], AMinindex =i; at          for(varj = i + 1; J < Arr.length; J + +) { -             if(Arr[j] <min) { -Min =Arr[j]; -Minindex =J; -             } -         } in Arrayswap (arr, I, minindex); -     } to     returnarr; + }; -  the //3. Insert Sort * varInsertionsort =function(arr) { $      for(vari = 1; i < arr.length; i++) {Panax Notoginseng         vartemp =Arr[i], -j = I-1; the          while(Temp < Arr[j] && J >-1) { +Arr[j + 1] =Arr[j]; Aj--; the         } +Arr[j + 1] =temp; -     } $     returnarr; $ }; -  - //4. Quick Sort the varQuickSort =function(arr, start, end) { -     if(Start >=end) {Wuyi         returnarr; the     } -     varindex =partition (arr, start, end); WuQuickSort (arr, start, index-1); -QuickSort (arr, index + 1, end); About     returnarr; $ }; -  - varPartition =function(arr, start, end) { -     vartemp =Arr[start]; A  +      while(Start <end) { the          while(Start < end && Arr[end] >=temp) { -end--; $         } theArr[start] =Arr[end]; the  the          while(Start < end && Arr[start] <=temp) { thestart++; -         } inArr[end] =Arr[start]; the     } the  AboutArr[start] =temp; the     returnstart; the};

Common sorting algorithms (top)