Jawk
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Jawk is an implementation of AWK.
Other implementations of AWK.
Jawk runs an AWK program inside the Java Virtual Machine.
Quick start
Go to http://sourceforge.net/projects/jawk/ and download the latest jar. Then run a command like
$ java -jar jawk.1_02.jar 'BEGIN { print "Hello from JVM" }'
Caveat
The space after -F is not optional.
$ java -jar jawk.jar -F: '{ print $1 }' # FAILS!!
$ java -jar jawk.jar -F : '{ print $1 }' # ok