Java输出ASCII码可见字符表

源文件

package xiangmu;
public class Ceshi {
    public static void main(String args[]) {
        char a = 1;
        for(a = 32;a<127;a++) {
            System.out.print(String.format("%5d", (int)a)+"\t");
            System.out.print(a+"\t");
            if((a-31) % 6 == 0) {
                System.out.println();
            }
        }
    }
}
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