第一次提交

build.gradle

@@ -0,0 +1,29 @@
+ext {
+    var = '27.0.3'
+}// Top-level build file where you can add configuration options common to all sub-projects/modules.
+
+buildscript {
+    repositories {
+        jcenter()
+        google()
+
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:3.3.1'
+        classpath 'com.jakewharton:butterknife-gradle-plugin:10.0.0'  //添加这一行
+        // NOTE: Do not place your application dependencies here; they belong
+        // in the individual module build.gradle files
+    }
+}
+
+allprojects {
+    repositories {
+        maven { url 'http://maven.aliyun.com/nexus/content/groups/public/' }
+        jcenter()
+        google()
+    }
+}
+
+task clean(type: Delete) {
+    delete rootProject.buildDir
+}