[{"title":"( 2 个子文件 3KB ) 随机生成用户密码、验证码.rar","children":[{"title":"随机生成用户密码、验证码","children":[{"title":"YZImageServlet.java <span style='color:#111;'> 3.54KB </span>","children":null,"spread":false},{"title":"UserConstant.java <span style='color:#111;'> 1.17KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]