Convert Type Data

Convert string to int

public class ConvertStringToInt {
  public static void main(String[] args) {
    String aString = "78";
    int aInt = Integer.parseInt(aString);
    
    System.out.println(aInt);
  }
}

public class ConvertIntToString {
  public static void main(String[] args) {
    
    int aInt = 1;
    
    String aString = Integer.toString(aInt);
    
  }
}
           

Convert string to double
public class ConvertStringToDouble {
  public static void main(String[] args) {
    String aString = "78";
    double aDouble = Double.parseDouble(aString);
    
    System.out.println(aDouble);
  }
}
           
       

Convert double to string
public class ConvertDoubleToString {
  public static void main(String[] args) {
    double aDouble = 0.11;
    String aString = Double.toString(aDouble);
  }
}
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