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add newline before exiting
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I use a simple script to calculate a derivative which exits when Y
value is >3.0. I'd like to add a newline to the file before the
program exits, but I can't get it right. I've tried to add { print
\n } before exit on line 10 and all kinds of its variants, but without
success...
BEGIN { firstline = 1 }... more »
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how to use print, pipe and getvar together?
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Hello. I know how to use print "something" | "wc" I also know how to do "date" | getline var Is there a way to use all of these? words = "this is good" print words | "wc" | getline var where var has number of words? I am sure this has been asked before, but I am short of effective keyword to find this information from google.... more »
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a test posting
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How can I exit from BEGIN?
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Hi I have a BEGIN section that does some checks first then needs to exit the script if they fail. However exit() just causes the BEGIN section to exit and it continues in the main section. I could obviously just set a variable thats check in the main and END sections but this is a bit messy. Is there... more »
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separate fields one-character-per-field?
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Hello. Is it possible to separate fields so that it works as 'one character per field'? I first thought using empty regular expression ('') as FS, but it doesn't work. I have this requirement because I am working on an awk script that analysis Chinese ideograph in text files. I want to process routine for... more »
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