【Java】字符串程序

package String;

public class StringCreate {

public static void main(String[] args) {
// TODO Auto-generated method stub
//字符串定义和连接
String str1=new String("今天学习字符串这一章");
System.out.println(str1);
String str2= new String("连接字符串str1");
System.out.println(str1+str2);

//字符串替换
String str3= new String("我是个学习java的新手");
String str3_=str3.replace("java", "C++");
System.out.println(str3);
System.out.println(str3_);

}

}