正文
Arrays.sort(new String[]{"aaa"}); 排序方法
小程序:扫一扫查出行
【扫一扫了解最新限行尾号】
复制小程序
【扫一扫了解最新限行尾号】
复制小程序
private static void mergeSort(Object[] src,
Object[] dest,
int low,
int high,
int off) {
int length = high - low; // Insertion sort on smallest arrays
if (length < INSERTIONSORT_THRESHOLD) {
for (int i=low; i<high; i++)
for (int j=i; j>low &&
((Comparable) dest[j-]).compareTo(dest[j])>; j--)
swap(dest, j, j-);
return;
} // Recursively sort halves of dest into src
int destLow = low;
int destHigh = high;
low += off;
high += off;
int mid = (low + high) >>> ;
mergeSort(dest, src, low, mid, -off);
mergeSort(dest, src, mid, high, -off); // If list is already sorted, just copy from src to dest. This is an
// optimization that results in faster sorts for nearly ordered lists.
if (((Comparable)src[mid-]).compareTo(src[mid]) <= ) {
System.arraycopy(src, low, dest, destLow, length);
return;
} // Merge sorted halves (now in src) into dest
for(int i = destLow, p = low, q = mid; i < destHigh; i++) {
if (q >= high || p < mid && ((Comparable)src[p]).compareTo(src[q])<=)
dest[i] = src[p++];
else
dest[i] = src[q++];
}
}