From Russell-Lenth@uiowa.edu  Wed Aug  7 20:17:41 2002
From: Russell-Lenth@uiowa.edu (Russell-Lenth@uiowa.edu)
Date: Wed, 7 Aug 2002 21:17:41 +0200 (MET DST)
Subject: read.table ignores first 5 lines (PR#1885)
Message-ID: <200208071917.VAA06122@pubhealth.ku.dk>

Full_Name: Russ Lenth
Version: 1.5.0
OS: Windows
Submission from: (NULL) (128.255.25.236)


If you use read.table with a connection to stdin(), the first
5 lines of input seem not to be accepted.  See examples below.
Did NOT have the same problem with scan().

> version
        _              
platform i386-pc-mingw32
arch     i386           
os       mingw32        
system   i386, mingw32  
status                  
major    1              
minor    5.0            
year     2002           
month    04             
day      29             
language R  

> read.table(stdin(),head=T) -> junk
1: a b c
1: 1 2 3
1: 4 5 6
1: 7 8 9
1: 10 11 12
1: 13 14 15
2: 16 17 18
3: 19 20 21
4: 22 23 24
5: 
> junk
   a  b  c
1 13 14 15
2 16 17 18
3 19 20 21
4 22 23 24

> read.table(stdin()) -> junk
1: 1 2 3
1: 4 5 6
1: 7 8 9
1: 10 11 12
1: 13 14 15
1: 16 17 18
2: 19 20 21
3: 22 23 24
4: 
> junk
  V1 V2 V3
1 16 17 18
2 19 20 21
3 22 23 24

> junk <- scan()
1: 4
2: 5
3: 6
4: 7
5: 8
6: 9
7: 
Read 6 items

> junk <- scan(stdin())
1: 4
2: 5
3: 6
4: 7
5: 8
6: 9
7: 
Read 6 items


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read.table ignores first 5 lines (PR#1885)
Russell-Lenth@uiowa.edu