一、配置在线使用: 打开myeclipse: 1、选择Help -> Software Updates -> Find and Install...-> Search for new features to install ->New remote site... Name: "Spket", Url: "http://www.spket.com/update/"下载完毕重启 Eclipse 2、Window -> Preferences -> Spket -> JavaScript Profiles -> New ; 输入 “ExtJS”点击OK; 选择“ExtJS” 并点击“Ad