Get the length of an Array
static int getLength(Object array)
- Returns the length of the specified array object, as an int.
import java.lang.reflect.Array;
import java.util.Arrays;
public class Main{
public static void main(String[] args) {
int[] sourceInts = { 12, 78 };
int[] destInts = new int[2];
for (int i = 0; i < Array.getLength(sourceInts); i++) {
Array.set(destInts, i, Array.get(sourceInts, i));
System.out.println(Array.get(destInts, i));
}
System.out.println(Arrays.toString(destInts));
}
}
The output:
12
78
[12, 78]
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Java Book
Reflection
Array:
- Array
- Get the length of an Array
- Get value from an Array
- Create new Array instance
- Set value to an Array