how to change a string array in integer array
import java.util.Arrays;
public class StringToIntegerArray {
public static void main(String args[]) {
String [] str = {"123", "345", "437", "894"};
int size = str.length;
int [] arr = new int [size];
for(int i=0; i<size; i++) {
arr[i] = Integer.parseInt(str[i]);
}
System.out.println(Arrays.toString(arr));
}
}converter int array para string java
int[] array = { 1, 2, 3, 4, 5 };
String s = String.join("", IntStream.of(array).mapToObj(String::valueOf).toArray(String[]::new));
System.out.println(s); // 12345Copyright © 2021 Codeinu
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