【Flutter3.8x】flutter从入门到实战基础教程(一):新建一个flutter项目

初始化项目步骤vscode中安装flutter插件ctrlshiftp弹出命令框点击flutter:new project系统会自动生成一个项目其中会让选择一个文件夹存放源码自行选择就行启动安卓模拟器把文件定位在main.dart上然后再点击这里如果启动失败就要看看自己模拟器的api版本保持一致就行settings.gradle.kts文件配置,repositories 添加国内的镜像地址pluginManagement{val flutterSdkPathrun{val propertiesjava.util.Properties()file(local.properties).inputStream().use{properties.load(it)}val flutterSdkPathproperties.getProperty(flutter.sdk)require(flutterSdkPath!null){flutter.sdk not set in local.properties}flutterSdkPath}includeBuild($flutterSdkPath/packages/flutter_tools/gradle)repositories{maven{urluri(https://maven.aliyun.com/repository/google)}maven{urluri(https://maven.aliyun.com/repository/central)}maven{urluri(https://maven.aliyun.com/repository/spring)}maven{urluri(https://mirrors.aliyun.com/gradle/)}maven{urluri(https://mirrors.aliyun.com/macports/distfiles/gradle/)}maven{urluri(https://maven.aliyun.com/nexus/content/groups/public/)}maven{urluri(https://maven.aliyun.com/nexus/content/repositories/jcenter)}maven{urluri(https://maven.aliyun.com/nexus/content/repositories/google)}maven{urluri(https://maven.aliyun.com/nexus/content/repositories/gradle-plugin)}google()mavenCentral()gradlePluginPortal()}}plugins{id(dev.flutter.flutter-plugin-loader)version1.0.0id(com.android.application)version8.11.1applyfalseid(org.jetbrains.kotlin.android)version2.2.20applyfalse}include(:app)gradle-wrapper.properties改成国内镜像的地址推荐使用阿里云的这样可以加快项目的启动配置好之后再启动项目就很快看到demo页面了实现效果热更新修改后保存就能自动刷新开发体验提升了