某电商网站需要我们完成购物车模块的功能

[{"title":"（ 9 个子文件 42KB ） 某电商网站需要我们完成购物车模块的功能","children":[{"title":"试题三","children":[{"title":"css","children":[{"title":"shopCar.css <span style='color:#111;'> 1.92KB </span>","children":null,"spread":false}],"spread":true},{"title":"img","children":[{"title":"pixie1.jpg <span style='color:#111;'> 35.15KB </span>","children":null,"spread":false}],"spread":true},{"title":"js","children":[{"title":"tool.js <span style='color:#111;'> 779B </span>","children":null,"spread":false},{"title":"shopCar2.js <span style='color:#111;'> 3.73KB </span>","children":null,"spread":false}],"spread":true},{"title":".idea","children":[{"title":"misc.xml <span style='color:#111;'> 179B </span>","children":null,"spread":false},{"title":"modules.xml <span style='color:#111;'> 277B </span>","children":null,"spread":false},{"title":"试题三.iml <span style='color:#111;'> 469B </span>","children":null,"spread":false},{"title":"workspace.xml <span style='color:#111;'> 7.09KB </span>","children":null,"spread":false},{"title":"inspectionProfiles","children":null,"spread":false}],"spread":true},{"title":"shop.html <span style='color:#111;'> 2.83KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]