[{"title":"( 3 个子文件 6KB ) pb多个数据窗口一起打印","children":[{"title":"printdemo","children":[{"title":"test.pbw <span style='color:#111;'> 130B </span>","children":null,"spread":false},{"title":"testa.pbt <span style='color:#111;'> 101B </span>","children":null,"spread":false},{"title":"testa.pbl <span style='color:#111;'> 32.50KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]