- Package ID
ack is a code-searching tool, similar to grep but optimized for programmers searching large trees of source code. It runs in pure Perl, is highly portable, and runs on any platform that runs Perl.
ack is a tool like grep, optimized for programmers
Designed for programmers with large heterogeneous trees of source code, ack is written purely in portable Perl 5 and takes advantage of the power of Perl’s regular expressions.