Answers for "java set int numm"

14

java get an int from a char

char charValue = '2';
int intValue = Character.getNumericValue(charValue); // 2
Posted by: Guest on March-21-2020
2

java set value of arraylist

import java.util.ArrayList;

public class SetExample {
  public static void main(String args[]) {
    ArrayList<Integer> arraylist = new ArrayList<Integer>();
    arraylist.add(1);
    System.out.println(arrayList.get(0));
    //1
	arrayList.set(0, 2)
    System.out.println(arrayList.get(0));
    //2
  }
}
Posted by: Guest on April-28-2020

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