[Newbies] Re: Re: reading lines from textfiles on Linux
Klaus D. Witzel
klaus.witzel at cobss.com
Tue May 16 07:31:49 UTC 2006
Hi Charles
on Tue, 16 May 2006 03:55:10 +0200, you <charleshixsn at earthlink.net> wrote:
> OK. Now:
> | fil lin n |
> fil := FileStream fileNamed: 'aising/data/technologies.csv' .
> n := 0.
> [fil atEnd] whileFalse:
> [ lin := fil nextLine.
> n := n + 1.
> Transcript cr; show: 'lin '; show: n; show: ' = '; show: lin.
> ].
> Transcript cr; show: 'normal end after '; show: n; show: ' lines'.
You forgot to tell us
a) SmalltalkImage current platformName
b) fil lineEndConvention "after fil was opened"
c) fil detectLineEndConvention "before the first nextLine"
Note that detectLineEndConvention scans only the first (LookAheadCount =
2048) characters.
/Klaus
> results in:
> normal end
> lin 1 = 'technology'
> 'id' 'name' 'cost1' 'cost2' 'cost3' 'pre1' 'pre2'
> 'pre3' 'danger' 'typeName' 'typeValue'
> 1 'Autonomous Vehicles' 40000 1000 0 27 16 0
> 0 0
> 2 'Sociology' 10 500 0 0 0 0 0
> 'discover_public' 1000
> 3 'Voice Synthesis' 8000 6000 0 32 0 0 0 0
> 4 'Simulacra' 70000 90000 0 3 24 30 0 0
> 5 ...
> 'endgame_sing' 0
> 39 'Hypnosis Field' 7000 5000 0 21 0 0 0 0
> 40 'Quantum Computing' 30000 20000 0 11 0 0 0
> 0
> 41 'unknown' 1000000000 10000000000 0 41 0 0
> 0 0
>
> normal end after 1 lines
> Notice that the linefeeds aren't being taken as line separators. They
> are present, and affecting the formatting of the output, but nextLine is
> grabbing the entire file.
More information about the Beginners
mailing list