测试char,循环打印a-z

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//测试charpublic class TestChar{    public static void main(String args[]){        char a1 = 'a';        char a2 = '李';        char a3 = '\t';        System.out.print(a1);        System.out.print(a3);        System.out.println(a2);        char a4 = 'a';        int i = a4 + 2;        char a5 = (char)i;//强制类型转换        System.out.print(a5);        //循环打印a-z        for(int j=0;j<26;j++){            char temp = (char)(a1+j);            System.out.print(temp);        }        //java里面的字符串是定义成string类了        String str = "abc";        System.out.println("\n"+str);    }}
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