android studio升級|Gradle升級 gradle and studio update 3.5 3.0

build.gradle

@@ -1,5 +1,3 @@
-// Top-level build file where you can add configuration options common to all sub-projects/modules.
-
 buildscript {
     repositories {
         jcenter()
@@ -13,9 +11,6 @@ buildscript {
     }
 }
 
-
-
-
 allprojects {
     repositories {
         jcenter()
@@ -25,4 +20,4 @@ allprojects {
 
 task clean(type: Delete) {
     delete rootProject.buildDir
-}
+}