string2object.java

来自「java2应用开发指南第一版」· Java 代码 · 共 27 行

public class String2Object
{
  public static void main(String args[])
  {
		char[] cArray;
		int nInt;
		float fFloat;
		double dDouble;

       //生成相应的数据类型
       String strString = new String("I love Java");
       String strInteger = new String("314");
       String strFloat = new String("3.14");
       String strDouble = new String("3.1416");

		//分别调用各类中的静态方法
		cArray = strString.toCharArray();
		System.out.println(cArray);
		nInt = Integer.parseInt(strInteger);
		System.out.println(nInt);
		fFloat = Float.parseFloat(strFloat);
		System.out.println(fFloat);
		dDouble = Double.parseDouble(strDouble);
		System.out.println(dDouble);
  }
}