08 2018 档案
摘要：public class Example{String str=new String("good");char[] ch={'a','b','c'};public static void main(String args[]){TestDemo ex=new TestDemo();ex.change
阅读全文
摘要：import java.io.BufferedWriter; import java.io.File; import java.io.FileWriter; import java.io.IOException; import jxl.Cell; import jxl.Sheet; import j
阅读全文
