[{"title":"(8个子文件799KB)10.【接口、多态】.zip","children":[{"title":"10.【接口、多态】","children":[{"title":"02_代码","children":[{"title":"day10-code.zip <span style='color:#111;'>25.63KB</span>","children":null,"spread":false}],"spread":true},{"title":"03_参考","children":[{"title":"01-生活中接口的举例.png <span style='color:#111;'>23.15KB</span>","children":null,"spread":false},{"title":"06-笔记本电脑案例分析.png <span style='color:#111;'>16.80KB</span>","children":null,"spread":false},{"title":"04-使用多态的好处.png <span style='color:#111;'>27.13KB</span>","children":null,"spread":false},{"title":"02-接口的内容小结.txt <span style='color:#111;'>944B</span>","children":null,"spread":false},{"title":"05-对象的上下转型.png <span style='color:#111;'>52.34KB</span>","children":null,"spread":false},{"title":"03-多态的概述.png <span style='color:#111;'>18.46KB</span>","children":null,"spread":false}],"spread":true},{"title":"day10【接口、多态】.pdf <span style='color:#111;'>670.85KB</span>","children":null,"spread":false}],"spread":true}],"spread":true}]