可以简单实现音乐切换的音乐盒

[{"title":"（ 14 个子文件 44KB ） 可以简单实现音乐切换的音乐盒","children":[{"title":"音乐盒","children":[{"title":"仿真","children":[{"title":"音乐盒.pdsprj <span style='color:#111;'> 20.39KB </span>","children":null,"spread":false}],"spread":true},{"title":"_desktop.ini <span style='color:#111;'> 10B </span>","children":null,"spread":false},{"title":"程序","children":[{"title":"PlayMusic.lnp <span style='color:#111;'> 50B </span>","children":null,"spread":false},{"title":"PlayMusic.Uv2.bak <span style='color:#111;'> 1.94KB </span>","children":null,"spread":false},{"title":"PlayMusic.opt.bak <span style='color:#111;'> 1.53KB </span>","children":null,"spread":false},{"title":"PlayMusic_Uv2.Bak <span style='color:#111;'> 1.94KB </span>","children":null,"spread":false},{"title":"PlayMusic.M51 <span style='color:#111;'> 23.19KB </span>","children":null,"spread":false},{"title":"PlayMusic_Opt.Bak <span style='color:#111;'> 1.34KB </span>","children":null,"spread":false},{"title":"PlayMusic_uvopt.bak <span style='color:#111;'> 55.37KB </span>","children":null,"spread":false},{"title":"SoundPlay.h <span style='color:#111;'> 5.34KB </span>","children":null,"spread":false},{"title":"PlayMusic.c <span style='color:#111;'> 20.40KB </span>","children":null,"spread":false},{"title":"PlayMusic.plg <span style='color:#111;'> 743B </span>","children":null,"spread":false},{"title":"_desktop.ini <span style='color:#111;'> 10B </span>","children":null,"spread":false},{"title":"PlayMusic.hex <span style='color:#111;'> 11.17KB </span>","children":null,"spread":false}],"spread":false}],"spread":true}],"spread":true}]