Learning Quantitative Finance with R

Importing and exporting different data types

In R, we can read the files stored from outside the R environment. We can also write the data into files which can be stored and accessed by the operating system. In R, we can read and write different formats of files, such as CSV, Excel, TXT, and so on. In this section, we are going to discuss how to read and write different formats of files.

The required files should be present in the current directory to read them. Otherwise, the directory should be changed to the required destination.

The first step for reading/writing files is to know the working directory. You can find the path of the working directory by running the following code:

>print (getwd()) 

This will give the paths for the current working ...