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conversion_char.java
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35 lines (30 loc) · 1.09 KB
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/*
* @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 12:13:13
* @LastEditTime: 2020-09-12 12:14:28
* @FilePath: \java\javaAPI\conversion_char.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;
public class conversion_char {
public static void main(String[] args) {
char[] cs = "cpu_code".toCharArray();
String s = new String(cs);
System.out.println(s);
// 修改了char[]数组，String并不会改变
cs[0] = 'x';
System.out.println(s);
}
}
/*
new String(char[])创建新的String实例时，它并不会直接引用传入的char[]数组，而是会复制一份，
所以，修改外部的char[]数组不会影响String实例内部的char[]数组，因为这是两个不同的数组
*/
/*
cpu_code
cpu_code
*/