[{"title":"(3个子文件9KB)powerbuilder数据窗口的增删改查","children":[{"title":"test","children":[{"title":"test.pbw <span style='color:#111;'>149B</span>","children":null,"spread":false},{"title":"app.pbl <span style='color:#111;'>35.00KB</span>","children":null,"spread":false},{"title":"app.pbt <span style='color:#111;'>95B</span>","children":null,"spread":false}],"spread":true}],"spread":true}]