java - Strange sorting behavior -

java - Strange sorting behavior -

int[] = new int[] {7,2,1,10,8,9}; int[] b = a; arrays.sort(b);

why both arrays sorted after sort-operation on b. shouldn't b sorted?

because 1 array. "a" , "b" references same array.

if utilize clone method re-create values, , b different arrays , b sorted.

java