本文主要和大家分享js归并算法实例详解,希望能帮助到大家。
将数组递归分裂成单个元素 然后合并数组
let data3 = [14, 54, 73, 38, 39, 67, 75, 80, 50, 40, 96, 27, 105, 109, 77, 31]function breakarr (data,start,end)
{ if (start < end) { let mid = math.floor((start + end)/2)
breakarr(data,start,mid)
breakarr(data,mid+1,end)
combinearr(data,start,mid,end)
}
} function combinearr(data,start,mid,end){ let i = start,j=mid+1;
let m = mid, n=end; let k = 0; let temp = [] while(i<=m && j<=n)
{ if (data[i]<=data[j])
temp[k++] = data[i++] else
temp[k++] = data[j++]
} while(i<=m)
temp[k++] = data[i++]; while(j<=n)
temp[k++] = data[j++]; for ( i = 0; i < k; i++) {
data[start + i] = temp[i]
}
console.log(temp)
}
breakarr(data3,0,15)
以上就是js归并算法实例详解的详细内容。