String can#39;t change. But int, char can change(字符串不能改变.但是int、char可以改变)
Java - why does char get implicitly cast to byte (and short) primitive, when it shouldn#39;t?(Java - 为什么 char 不应该
Incrementing Char Type In Java(Java中的递增字符类型)
Understanding the difference between null and #39;u000#39; in Java(理解 Java 中 null 和 u000 的区别)
How to check if a char is equal to an empty space?(如何检查一个字符是否等于一个空格?)
Java doesn#39;t see space in string(Java 在字符串中看不到空格)
Can assign integer value to char but can#39;t assign integer variable to char(可以将整数值分配给 char 但不能将整数变量分
If a char array is an Object in Java, why does printing it not display its hash code?(如果 char 数组是 Java 中的 Object
How can I convert a char to int in Java?(如何在 Java 中将 char 转换为 int?)
How do I check if a char is a vowel?(如何检查字符是否为元音?)
Can the char type be categorized as an integer?(char类型可以归类为整数吗?)
What is the best way to tell if a character is a letter or number in Java without using regexes?(在不使用正则表达式的情