The style file is resources/css/ext-all.css. The js library file of extjs mainly includes two, adapter/ext/ext-base.js and ext-all.js, where ext-base.js represents the framework base library. ext-all.js is the core library of extjs. adapter means adapter, which means there can be multiple adapters. Therefore, you can replace adapter/ext/ext-base.js with adapter/jquery/ext-jquery-adapter.js, or adapter/prototype/ext-prototype-adapter .js etc. Therefore, pages that use the ExtJS framework generally include the following sentences:
After the ExtJS library file and page content are loaded, ExtJS will execute the function specified in Ext.onReady, so it can be used. Under normal circumstances, each user's ExtJS application Starting from Ext.onReady, the code for using ExtJS application is roughly as follows:
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
