public class ConvertString {
	public ConvertString() {
		String[] strArray = {"125", "50", "2.75", "10.25", "true"};
		
		// convert strings to integers
		int intValue1 = Integer.parseInt(strArray[0]);
		int intValue2 = Integer.parseInt(strArray[1]);
		int intSum = intValue1 + intValue2;
		// Note that the '+' operator creates a string out of intSum for printing
		System.out.println("[Integer Sum: " + intSum + "]");
		
		// convert strings to doubles
		double doubleValue1 = Double.parseDouble(strArray[2]);
		double doubleValue2 = Double.parseDouble(strArray[3]);
		double doubleSum = doubleValue1 + doubleValue2;
		System.out.println("[Double Sum: " + doubleSum + "]");
		
		// convert string to float
		float floatValue = Float.parseFloat(strArray[2]);
		System.out.println("[Float value: " + floatValue + "]");
		
		// convert string to boolean (special case)
		Boolean booleanObject = new Boolean(strArray[4]);
	    boolean booleanValue = booleanObject.booleanValue();
	    System.out.println("[Boolean: " + booleanValue +"]");
	    
	    // convert int to string
	    int age = 20;
	    String ageStr = Integer.toString(age);
	    System.out.println("[ageStr: " + ageStr + "]");
	    
	    // convert double to string
	    double area = 30.50;
	    String areaStr = Double.toString(area);
	    System.out.println("[areaStr: " + areaStr + "]");
	}
	public static void main(String[] args) {
		new ConvertString();
	}
}