文件操作 - awksed.awk
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文件: /usr/share/doc/gawk/examples/prog/awksed.awk
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# awksed.awk --- do s/foo/bar/g using just print # Thanks to Michael Brennan for the idea # # Arnold Robbins, arnold@skeeve.com, Public Domain # August 1995 function usage() { print "usage: awksed pat repl [files...]" > "/dev/stderr" exit 1 } BEGIN { # validate arguments if (ARGC < 3) usage() RS = ARGV[1] ORS = ARGV[2] # don't use arguments as files ARGV[1] = ARGV[2] = "" } # look ma, no hands! { if (RT == "") printf "%s", $0 else print }
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