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[Web]4 工厂模式
【web前端工程师】14/341
![[Web]3 js里的对象](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/24e749de061846b296a8fccd4611896e~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=A4nEXUV888yGehpNq9hgkNs3kww%3D)
App08:22![[Web]4 工厂模式](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/da77e623c7784b97aaac6acb47894037~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=44nSMjDIPgw3%2FnXj%2B1wWdZYSth8%3D)
App06:11![[Web]5 类和对象](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/c9f0ce188c5c4b51b6ad31345ffd2ce3~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=vjOHQwE6LTmre6ul33WXKkUqYcg%3D)
App04:28![[Web]6 new运算符](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/025444f6022b406ca6bf1c2c0c89ee56~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=xqaJVaGeMqvvzNVDZDdfyzDmlng%3D)
App07:28![[Web]7 构造函数及静态成员](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/fc72a6b3c6a443eba10bd594ae1d4005~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=bTJuo7spMgbg42f02k%2F%2BUImuE1I%3D)
App08:09![[Web]8 构造函数性能问题](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/8c0a16d4c96b44cf9218b9243b6b9105~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=G8k%2BAjrR6jiEwLZOZklwAHY7OB4%3D)
App04:10![[Web]9 原型](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/7a389f7132f047ffa5ab278fc3da5aef~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=BAjh4DEHRb4Wy5fyMt77bpHe%2F4A%3D)
App11:50![[Web]10 三者关系](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/971c78c4131a4816bccc7377c27ba9b0~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=ybdvC3%2Btdfg1%2F3%2F0rtOKT3yHvn0%3D)
App04:49![[Web]11 工厂模式对比构造函数](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/b04c913687624d40a3f8cd6745ce3cf9~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=uNWX6Bc%2FfZW2Kbr8uDwgem8EdGQ%3D)
App04:41![[Web]12 原型链](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/e0350e8f10154c59aaa00785d15caa2e~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=W3zQ97u2C14thVxCYnXuvKdlvis%3D)
App06:27![[Web]13 call、apply、bind](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/3cc7e3661df04315b245cb944e46d99d~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=rRMq7uDyl%2FPT6FwTknP7f7anLVw%3D)
App04:24![[Web]14 继承](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/4ea74b34b8384b8c96fbf12423082bbe~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=NXv7iQwYaggpF6O69RoMGg7wjFw%3D)
App05:49![[Web]15 原型继承](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/e8b372a0d53046f2bb0e3f5b354b9d9e~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=u2Y41zwR63ATfXN9aZs3f3m6ICo%3D)
App03:36![[Web]16 传值和传址](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/d9448680783641589347c8a15e41fbc9~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=yngBD2HI0MfBZTkz2mX8QUUHyC4%3D)
App04:25![[Web]17 深拷贝](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/741d11cdef044f7fb74ebe1c64c6c23c~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=vXJmmt4eu%2Bn772I1XkR9mapmFag%3D)
App10:15![[Web]18 组合继承](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/4ff7e12270624145a1a6980a0545e8cc~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=%2FGVB62eP5w8yYJ4fCnzQgNst38Y%3D)
App03:07![[Web]19.0 （面向对象基础一）](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/38ac9d65b309476d86f0e3e83a31bdae~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=StK17VfqvOuER%2Fg86CvAMmtfS58%3D)
App24:51![[Web]19.1 （面向对象基础一）](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/3e7d612aa085460ab73d129ebb3137a0~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=I2vvYFexXVw%2FZ40qT6nGD79DmNA%3D)
App27:43![[Web]19.2 （面向对象基础一）](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/c9c1194d1c4c49fc9d3683d48353ed3c~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=ew54HAuZr%2FpD%2BHdh75nNPe9bYF4%3D)
App23:59![[Web]19.3 （面向对象基础一）](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/b00f84798193460e809fe358a787ce2b~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=1iliUguNOft%2BeQZ0HEHlC8aEOiI%3D)
App26:52![[Web]19.4 （面向对象基础一）](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/3f1a52cf91b942aaa7404659f190a683~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=EcqLFO7eQ1wQRn3S0M8rI3P07fk%3D)
App31:12![[Web]19.5 （面向对象基础一）](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/dd02f23900ba449299f6cb040baa50fa~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=3aUXvl6exnxjgYvVaXSpnvhU03w%3D)
App20:55![[Web]20.0 （面向对象基础二）](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/1651538804cc4a48879f86d2c455f3df~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=v6VTzcLxcf9hV%2B7Q6HGziDOO4Ls%3D)
App29:25![[Web]20.1 （面向对象基础二）](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/19133184e8574bc5a91781869a890ce0~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=z%2BxO%2FseCwaMX2Y3h95HnYB69HmA%3D)
App19:55![[Web]20.2 （面向对象基础二）](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/8abcaf9543604e20bfc3cde065650ae8~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=82SIMHjXQZmaEkcxWrSdgb4f8SU%3D)
App19:38![[Web]20.3 （面向对象基础二）](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/b0cf3d112b58438b8e7341c212234359~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=ywHLmMIoZ%2F6cIBs2n6z7Bo7Btho%3D)
App19:36![[Web]20.4 （面向对象基础二）](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/86e7b48b9ae14810b53ce7b5503fe7c5~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=BXHknCRobv7nknht2%2Fi%2B9UJa5Tk%3D)
App17:41![[Web]20.5 （面向对象基础二）](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/3c42f07a2ea147a5a7f4090942fb142f~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=4G74XhpHJCPGFzIsccFku1KOYC4%3D)
App17:58![[Web]20.6 （面向对象基础二）](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/8de8cede8600401e9d521c7d2c59a3dd~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=zeUQIjsCxQ%2BPjIjmsgpTw3v2BF0%3D)
App14:35![[Web]21.0 （组件封装）](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/63399bf25c004d27a7ad2057e6706ba6~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=tx3ZXgZiM2r1nsiRP0fnQ2krAMs%3D)
App24:56![[Web]21.1 （组件封装）](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/b76a650373b0438b951b9ab351449ed9~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250124094420E32375EFC346B5D44CA8&requestFrom=704&version_code=80402&x-expires=1769219061&x-signature=FFvtdP1DWPUYmBSDEcQIjWRm3zs%3D)
App12:23打开App观看
