引入外部包时常见说要在项目根目录的build.gradle中添加

allprojects {
     repositories {
         ......
         maven { url 'https://jitpack.io' }
     }
 }

但还是会报错Failed to resolve: com.github.*

最新的androidStudio要到根目录的settings.gradle中去添加


repositories {
    ......
    maven { url 'https://jitpack.io' }
}