Import Excel files from the web
When working with multiple data sources, .xls is a common format for storage and exchange. You have been provided with a URL which you'll be using to download and import a .xls file. The URL is already available in the sample code. Once downloaded, you will import the file using readxl and inspect its content.
แบบฝึกหัดนี้เป็นส่วนหนึ่งของหลักสูตร
Intermediate Importing Data in R
คำแนะนำการฝึกหัด
- Load the
readxlpackage. It is already installed on DataCamp's servers. - Use
download.file()to download the.xlsfile behind the URL and store it locally as"local_latitude.xls". - Import the
.xlsfile located at the URLurl_xlsusingread_excel(). Store the resulting data frame asexcel_readxl.
แบบฝึกหัดเชิงโต้ตอบแบบลงมือทำ
ลองทำแบบฝึกหัดนี้โดยเติมโค้ดตัวอย่างนี้ให้สมบูรณ์
# Load the readxl package
# Specification of url: url_xls
url_xls <- "https://assets.datacamp.com/production/course_1478/datasets/latitude.xls"
# Download file behind URL, name it local_latitude.xls
# Import the local .xls file