使用如下代码：

og.info(vars.get("mid"));

FileWriter fstream = new FileWriter("D://Beanshell.txt", true);
BufferedWriter out = new BufferedWriter(fstream);
out.write(vars.get("mid")+"\n");
out.close();
fstream.close(); 

 

 

mid为为正则表达式取值，利用函数转换为文件Beanshell.txt。