[R] Accessing Pointers

Roy Mendelssohn - NOAA Federal roy.mendelssohn at noaa.gov
Fri Jun 23 01:34:10 CEST 2017

Hi Lawrence:
> On Jun 22, 2017, at 4:26 PM, David Winsemius <dwinsemius at comcast.net> wrote:
>> is pointing to in the following line of code.  Need some help.
>> #install.packages('xml2')
>> library('xml2')
>> pg1 <- read_html("www.msn.com")
> Error: 'www.msn.com' does not exist in current working directory ('/Users/davidwinsemius').

I suggest you do:


and peruse it carefully.  You are not passing it a URL.

> library('xml2')
> pg1 <- read_html("http://www.msn.com")
> str(pg1)
List of 2
 $ node:<externalptr> 
 $ doc :<externalptr> 
 - attr(*, "class")= chr [1:2] "xml_document" "xml_node"

"The contents of this message do not reflect any position of the U.S. Government or NOAA."
Roy Mendelssohn
Supervisory Operations Research Analyst
Environmental Research Division
Southwest Fisheries Science Center
***Note new street address***
110 McAllister Way
Santa Cruz, CA 95060
Phone: (831)-420-3666
Fax: (831) 420-3980
e-mail: Roy.Mendelssohn at noaa.gov www: http://www.pfeg.noaa.gov/

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"From those who have been given much, much will be expected" 
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