Java Integer類常用方法

//Integer類常用方法

public class IntegerMethod{

public static void main(String[] args) {

String str = new Integer(10).toString();

Integer i1 = Integer.parseInt(str);

Integer i2 = Integer.valueOf("1");

int compareResult = Integer.compare(i1, i2);

System.out.println("String對(duì)象:"+str);

System.out.println("返回10的Integer對(duì)象:"+i1);

System.out.println("返回字符串為1的Integer對(duì)象:"+i2);

System.out.println("i1和i2的比較結(jié)果:"+compareResult);

}

}