June 2020
Beginner to intermediate
522 pages
9h 6m
Chinese
Content preview from R 语言经典实例（原书第 2 版）
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件、打开和保存脚本文件以及保存工作空间的镜像。当使用 R 软件直接打开文件而未指
定绝对路径时，R 软件将假定该文件所在路径为你的工作目录。
图 3-1：RStudio：设置为工作目录
如果你正在使用 RStudio 项目，则将默认工作目录为项目的主目录。有关创建 RStudio
项目的更多信息，请参阅 3.2 节。
3.1.4 另请参阅
有关在 Windows 系统下处理文件名，请参阅 4.5 节。
3.2 创建一个新的 RStudio 项目
3.2.1 问题
你想要创建一个新的 RStudio 项目，以便使所有文件与该项目相关。
3.2.2 解决方案
单击菜单“文件”（File）→“创建新项目”（New Project），如图 3-2 所示。
上述步骤将打开“创建新项目”（New Project）对话框，允许你选择要创建的项目类型，
如图 3-3 所示。
3.2.3 讨论
对于 RStudio，项目是一个强大的概念。项目具有以下功能：
R
软件导览
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图 3-2：创建一个新项目
图 3-3：“创建新项目”（New Project）对话框
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