# download.file() Seems to put the xlsx file onto hard drive.
>download.file("http://www.udel.edu/johnmack/data_library/zipcode_centroids.xlsx";,
> "zipcode_centroids.xlsx")
trying URL 'http://www.udel.edu/johnmack/data_library/zipcode_centroids.xlsx'
Content type
'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet' length
2785832 bytes (2.7 Mb)
opened URL
downloaded 2.7 Mb
# Trouble reading file with xlsx.
library(xlsx)
Loading required package: rJava
Loading required package: xlsxjars
Warning messages:
1: package ‘xlsx’ was built under R version 3.1.3
2: package ‘rJava’ was built under R version 3.1.3
>df <- read.xlsx2("zipcode_centroids.xlsx", sheetIndex=1)
Error in .jcall("RJavaTools", "Ljava/lang/Object;", "invokeMethod", cl, :
java.util.zip.ZipException: invalid entry size (expected 1168 but got 1173
bytes)
# I downloaded the file manually (same name) from the web page and tried again.
# Then I read the file into R with xlsx successfully.
>df <- read.xlsx2("/zipdist/zipcode_centroids.xlsx", sheetIndex=1)
>str(df)
'data.frame': 42961 obs. of 8 variables:
$ ZIPCODE : Factor w/ 42961 levels "01001","01002",..: 1 2 3 4 5 6 7 8 9 10
...
$ TOWN. : Factor w/ 18955 levels "Aaronsburg","Abbeville",..: 85 333 333
333 898 1089 1459 1620 1899 2929 ...
$ STATE : Factor w/ 52 levels "AK","AL","AR",..: 21 21 21 21 21 21 21 21
21 21 ...
$ LATITUDE : Factor w/ 37352 levels "-7.209975","19.101978",..: 28020 28948
28916 28971 29047 28624 28326 28418 28197 28603 ...
$ LONGITUDE: Factor w/ 37241 levels "-100.00991","-100.02632",..: 8799 8706
8811 8715 8470 8639 9019 8608 8531 9065 ...
$ STFIPS : Factor w/ 51 levels "01","02","04",..: 22 22 22 22 22 22 22 22
22 22 ...
$ CD : Factor w/ 55 levels "00","01","02",..: 3 2 2 2 2 2 2 3 3 2 ...
$ CONG_DIST: Factor w/ 436 levels "01_01","01_02",..: 191 190 190 190 190 190
190 191 191 190 ...
# Is there a problem with download.file() when file is an Excel file or this
particular Excel file?
--
Giles L Crane, MPH, ASA, NJPHA
Statistical Consultant and R Instructor
621 Lake Drive
Princeton, NJ 08540
Phone: 609 924-0971
Email: gilescr...@verizon.net
[[alternative HTML version deleted]]
______________________________________________
R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see
https://stat.ethz.ch/mailman/listinfo/r-help
PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.
