Today I noticed grex ...

grex is a library as well as a command-line utility that is meant to simplify the often complicated and tedious task of creating regular expressions. It does so by automatically generating a single regular expression from user-provided test cases ...

This project has started as a Rust port of the JavaScript tool regexgen written by Devon Govett ...

In reply to Re^2: Perl treats period as space in string by parv
in thread Perl treats period as space in string by htmanning

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