Scala IDE で Hello World をステップ実行する


[Scala IDE]をダウンロードする

"Get the Bundle" を開く

![Scala_IDE_for_Eclipse.png](https://qiita-image-store.s3.amazonaws.com/0/889/39452dc1-1059-d091-b358-b847e9dfa865.png "Scala_IDE_for_Eclipse.png")

"Download SDK" をクリックしてダウンロードする

![Download_the_Bundle_of_the_Scala_IDE_for_Eclipse_-_Scala_IDE_for_Eclipse.png](https://qiita-image-store.s3.amazonaws.com/0/889/44571d91-b148-ba1e-8f1c-9418e3e3c4ec.png "Download_the_Bundle_of_the_Scala_IDE_for_Eclipse_-_Scala_IDE_for_Eclipse.png")


解凍してApplicationフォルダに置く

![Applications.png](https://qiita-image-store.s3.amazonaws.com/0/889/59eea4be-e7dd-f133-3d54-a840a2e804e3.png "Applications.png")

Eclipseを起動する

![eclipse.png](https://qiita-image-store.s3.amazonaws.com/0/889/a9c56ae0-6ebf-6623-4c34-06cf03c67701.png "eclipse.png")

Workspaceを決める

![Workspace_Launcher_and_Scala_IDE.png](https://qiita-image-store.s3.amazonaws.com/0/889/7255cc42-07d5-73c0-816d-aca3d4681415.png "Workspace_Launcher_and_Scala_IDE.png")

![Scala_-_Scala_IDE_-__projects.png](https://qiita-image-store.s3.amazonaws.com/0/889/df12f3b4-14b5-071d-4275-602103202ad5.png "Scala_-_Scala_IDE_-__projects.png")


![Screen_Shot_2013-08-06_at_2.56.44_PM.png](https://qiita-image-store.s3.amazonaws.com/0/889/7df5b876-5454-e0c1-18bb-f8bdb392eb99.png "Screen_Shot_2013-08-06_at_2.56.44_PM.png")


![New_Scala_Project.png](https://qiita-image-store.s3.amazonaws.com/0/889/b58313ba-b400-361a-0fb8-2551acae7442.png "New_Scala_Project.png")

![Screen_Shot_2013-08-06_at_3.03.13_PM.png](https://qiita-image-store.s3.amazonaws.com/0/889/a2bf81f6-d446-789f-ac7f-78ae30136321.png "Screen_Shot_2013-08-06_at_3.03.13_PM.png")

![Create_a_new_Scala_Object.png](https://qiita-image-store.s3.amazonaws.com/0/889/38f9db54-ae46-3711-f949-2f1f270dd1dd.png "Create_a_new_Scala_Object.png")


![Scala_-_HelloWorld_src_Hello.scala_-_Scala_IDE_-__projects.png](https://qiita-image-store.s3.amazonaws.com/0/889/53bbe2ff-0a92-6461-584a-d63b92535313.png "Scala_-_HelloWorld_src_Hello.scala_-_Scala_IDE_-__projects.png")


![Scala_-_HelloWorld_src_Hello.scala_-_Scala_IDE_-__projects.png](https://qiita-image-store.s3.amazonaws.com/0/889/1a3eb2c0-2a4b-1c61-4a72-69594e496e3b.png "Scala_-_HelloWorld_src_Hello.scala_-_Scala_IDE_-__projects.png")

![Save_and_Launch.png](https://qiita-image-store.s3.amazonaws.com/0/889/05fa992e-2062-175a-9184-c7cd77e5a950.png "Save_and_Launch.png")

![Scala_-_HelloWorld_src_Hello.scala_-_Scala_IDE_-__projects.png](https://qiita-image-store.s3.amazonaws.com/0/889/9480a6e7-2391-a068-c0cb-8cb6254780de.png "Scala_-_HelloWorld_src_Hello.scala_-_Scala_IDE_-__projects.png")

![Scala_-_HelloWorld_src_Hello.scala_-_Scala_IDE_-__projects-2.png](https://qiita-image-store.s3.amazonaws.com/0/889/4febf092-0ea8-5a54-9208-684f9d04a562.png "Scala_-_HelloWorld_src_Hello.scala_-_Scala_IDE_-__projects-2.png")

![Scala_-_HelloWorld_src_Hello.scala_-_Scala_IDE_-__projects.png](https://qiita-image-store.s3.amazonaws.com/0/889/106cfc65-fb7a-1084-614f-5b8d05554a57.png "Scala_-_HelloWorld_src_Hello.scala_-_Scala_IDE_-__projects.png")


![Select_Preferred_Launcher.png](https://qiita-image-store.s3.amazonaws.com/0/889/14e3e66d-a951-96fa-a242-cc6fba05e451.png "Select_Preferred_Launcher.png")



![Debug_-_HelloWorld_src_Hello.scala_-_Scala_IDE_-__projects.png](https://qiita-image-store.s3.amazonaws.com/0/889/f7d3f467-f831-bbd0-9f51-571c94dbfc1f.png "Debug_-_HelloWorld_src_Hello.scala_-_Scala_IDE_-__projects.png")



![](https://dl.dropboxusercontent.com/u/949822/qiita.com/130806-scala-ide.png)



[Scala IDE]: http://scala-ide.org/