数据结构中的各种排序方法小结(JS实现)

function bubbleSort(array) {
      for (var i = 0; i < array.length; i++) {
        for (var j = array.length; j > 0; j--) {
          if (array[j] < array[j - 1]) {
            var temp = array[j - 1];
            array[j - 1] = array[j];
            array[j] = temp;
          }

        }
        /* 输出结果 */
        document.write("这是第 + (i + 1) + "次循环·，结果为:");
        for (var k = 0; k < array.length; k++) {
          document.write(array[k] + ",");
        }
        document.write("<br />");
        /* 输出结果结束 */
      }
    }

function insertSort(array) {
      var temp;
      for (var i = 1; i < array.length; i++) {
        var temp = array[i];
        for (var j = i; j > 0 && temp < array[j - 1]; j--) {
          array[j] = array[j - 1];
        }
        array[j] = temp
        /* 输出结果 */
        document.write("第"遍排序的结果是:")
        for (var n = 0; n < array.length; n++) {
          document.write(array[n] + ",");
        }

        document.write("<br />")
        /* 输出结果结束 */

      }
    }

function selectSort(array) {
      var min, temp; ;
      for (var i = 0; i < array.length; i++) {
        min = i;
        for (var j = i + 1; j < array.length; j++) {
          if (array[min] > array[j])
            min = j;
        }
        if (min != i) {
          temp = array[i];
          array[i] = array[min];
          array[min] = temp;
        }
        /* 输出结果 */
        document.write("第 + i + "遍排序的结果是:")
        for (var n = 0; n < array.length; n++) {
          document.write(array[n] + ",");
        }

        document.write("<br />")
        /* 输出结果结束 */

      }
    }

function shallSort(array) {
      var increment = array.length;
      var i
      var temp; //暂存
      var count = 0;
      do {
        increment = Math.floor(increment / 3) + 1;
        for (i = increment; i < array.length; i++) {
          if (array[i] < array[i - increment]) {
            temp = array[i];
            for (var j = i - increment; j > 0 && temp < array[j]; j -= increment) {

              array[j + increment] = array[j];

            }
            array[j + increment] = temp;
            /* 输出结果 */
            count++;
            document.write("<br />第 + count + "遍排序的结果是:")
            for (var n = 0; n < array.length; n++) {
              document.write(array[n] + ",");
            }
            /* 输出结果结束 */
          }
        }
      }
      while (increment > 1)

    }

function heapSort(array) {
      var temp;
      var i;
      for (i = Math.floor(array.length / 2); i >= 0; i--) {
        heapAdjust(array, i, array.length - 1); //将数组array构建成一个大顶堆
      }
      for (i = array.length - 1; i >= 0; i--) {
        /*把根节点交换出去*/
        temp = array[i];
        array[i] = array[0];
        array[0] = temp;

        /*余下的数组继续构建成大顶堆*/
        heapAdjust(array, 0, i - 1);
        /* 输出结果 */
        document.write("<br />第 + (array.length - i).toString() + "遍排序的结果是:")
        for (var n = 0; n < array.length; n++) {
          document.write(array[n] + ",");
        }
        /* 输出结果结束 */
      }
    }
    //要调整的子树
    //start为数组开始下标
    //max是数组结束下标
    function heapAdjust(array, start, max) {
      var temp, j;
      temp = array[start];//temp是根节点的值
      for (j = 2 * start; j < max; j *= 2) {
        if (j < max && array[j] < array[j + 1]) { //取得较大孩子的下标
          ++j;

        }
        if (temp >= array[j])
          break;
        array[start] = array[j];
        start = j;
      }
      array[start] = temp;

    }

//source源数组    //dest目标数组
    //s起始下标
    //t目标下标
    function mSort(source, dest, s, t) {
      var m; //取中间值
      var dest2 = new Array();
      if (s == t) {
        dest[s] = source[s];
       
      }
      else {
        m = Math.floor((s + t) / 2);
        mSort(source, dest2, s, m);
        mSort(source, dest2, m+1 , t);
        merge(dest2, dest, s, m, t);
        /* 输出结果 */
        document.write("<br />第 + ++count + "遍排序的结果是:")
        for (var n = 0; n < dest.length; n++) {
          document.write(array[n] + ",");
        }
        /* 输出结果结束 */
      }

    }
    
    //将两个数组按照从小到大的顺序融合
    //source原数组
    //dest排序后的数组
    //s第一个下标
    //m第二个数组下标
    //总长度
    function merge(source, dest, s, m, n) {
      for (var j = m+1, k = s; j <= n && s <= m; k++) {
        if (source[s] < source[j]) {
          dest[k] = source[s++];
        }
        else {
          dest[k] = source[j++];
        }
      }
      
        //将剩余排不完的有序数组加入到dest的末端
        if (s <= m) {
          for (var l = 0; l <= m - s; l++) {
            dest[k + l] = source[s+l];
          }
        }
        if (j <= n) {
          for (var l = 0; l <= n - j; l++) {
            dest[k + l] = source[j+l];
          }
        
      }
    }

var count = 0;
    function quickSort(array, low, high) {
      var temp;
      
      if (low < high) {

        var keypoint = QuickSortHelp(array, low, high);
        count++;
        document.write("<br />第台"遍括")
        for (var l = 0; l < array.length; l++) {
          document.write(array[l] + ",");
        }
        quickSort(array, low, keypoint - 1);
        quickSort(array, keypoint + 1, high);
        

        }
    }
    function QuickSortHelp(array, low, high) {
      while (low < high) {

        while (low < high && array[low] <= array[high]) {
          high--;
        }
        temp = array[low];
        array[low] = array[high];
        array[high] = temp;
        while (low < high && array[low] <= array[high]) {
          low++
        }
        temp = array[low];
        array[low] = array[high];
        array[high] = temp;

      }
      return low;
    }