convert array of string to array of int java code example
Example 1: convert array string to number
const arrStr = ["1", "3", "5", "9"];
const nuevo = arrStr.map((i) => Number(i));
console.log(nuevo);
Example 2: java convert string to int 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));
}
}
Example 3: how to convert array to int
int i, k = 0;
for (i = 0; i < n; i++)
k = 10 * k + a[i];
Example 4: java convert string array to int array
int[] intArray = convertStringArrayToIntArray(numbers.split(", "));