public class TestCharType{
    public static void main(String[] args)
    {
        char c1 = 'a';
        char c2 = '爪';//unicode 2:0-65535
        char c3 = '\'';//转义
        
        System.out.print(c1);
        System.out.println(c2);
        System.out.println(c3);    

        char c4 = 'a';
        for(int i=0;i<26;i++)
        {
            char temp = (char)(c4+i);
            System.out.print(temp);        
        }
        
        System.out.print('\n');    
        String str = "你好，爪洼";
        System.out.print(str);
    }
}