public class TestArrayCopy{
public static void main(String [] args){
int x[] = new int[]{1,2,3,4,5};
int y[] = new int[]{7,8,9,6,5,4};
System.arraycopy(x,0,y,0,3);
for(int i = 0;i < x.length;i++){
System.out.println(x[i]);
System.out.println();
}
for(int j = 0;j < y.length;j++){}{
System.out.print(y[j]);
System.out.println();
}
}
}
public static void main(String [] args){
int x[] = new int[]{1,2,3,4,5};
int y[] = new int[]{7,8,9,6,5,4};
System.arraycopy(x,0,y,0,3);
for(int i = 0;i < x.length;i++){
System.out.println(x[i]);
System.out.println();
}
for(int j = 0;j < y.length;j++){}{
System.out.print(y[j]);
System.out.println();
}
}
}
System.out.print(y[j]);
System.out.println();
}
写错了,多了一括号,应该为:
for(int j = 0;j < y.length;j++){
System.out.print(y[j]);
System.out.println();
}
{
System.out.print(y[j]);
System.out.println();
}
{
public static void main(String [] args)
{
int x[] = new int[]{1,2,3,4,5};
int y[] = new int[]{7,8,9,6,5,4};
System.arraycopy(x,1,y,0,4);
for(int i = 0;i < x.length;i++)
{
System.out.println(x[i]);
System.out.println();
} for(int j = 0;j < y.length;j++)
{
System.out.print(y[j]);
System.out.println();
}
}}
private static boolean i;
private static int j;
public static void main(String [] args){
int x[] = new int[]{1,2,3,4,5};
int y[] = new int[]{7,8,9,6,5,4};
System.arraycopy(x,0,y,0,3);
for(int i = 0;i < x.length;i++){
System.out.println(x[i]);
System.out.println();
}
for(int j = 0;j < y.length;j++){}{
System.out.print(y[j]);
System.out.println();
}
}
}