/*

* @由于个人水平有限, 难免有些错误, 还请指点:

* @Author: cpu_code

* @Date: 2020-09-12 20:37:04

* @LastEditTime: 2020-09-12 20:45:33

* @FilePath: \java\javaAPI\String\conversion_string.java

* @Gitee: [https://gitee.com/cpu_code](https://gitee.com/cpu_code)

* @Github: [https://github.com/CPU-Code](https://github.com/CPU-Code)

* @CSDN: [https://blog.csdn.net/qq_44226094](https://blog.csdn.net/qq_44226094)

* @Gitbook: [https://923992029.gitbook.io/cpucode/](https://923992029.gitbook.io/cpucode/)

*/

package javaAPI.String;

public class conversion_string {

public static void main(String[] args){

//创建字符串对象

String s = "cpucode";

// char[] toCharArray():把字符串转换为字符数组

char[] chs = s.toCharArray();

for(int i = 0; i < chs.length; i++){

System.out.println(chs[i]);

}

System.out.println("---------");

// byte[] getBytes ():把字符串转换为字节数组

byte[] bytes = s.getBytes();

for(int i = 0; i < bytes.length; i++){

System.out.println(bytes[i]);

}

System.out.println("--------");

// 替换字母为大写

String str = "cpucode";

String replace = str.replace("c", "C");

System.out.println(replace);

System.out.println("--------");

}

}

/*

c

p

u

c

o

d

e

---------

99

112

117

99

111

100

101

--------

CpuCode

--------

*/