check-regexp - test regular expressions from the command line
check-regexp 'regular expression' 'string1' 'string2' ...
check-regexp (GNU Source-highlight)
You simply pass as the first command line argument the regular
expression and then the strings you want to try to match.
It is crucial, in order to avoid shell substitutions, to enclose both the
expression and the strings in single quotes.
The program then prints some information about the possibly
In the output the what part represents the whole match, and the what[i]
part represents the i-th marked subexpression that matched.
The program also prints possible prefix and suffix.
This program follows the usual GNU command line syntax, with long options
starting with two dashes (`-'). A summary of options is included below.
check-regexp was written by Lorenzo Bettini <www.lorenzobettini.it>. This
man page was written by Cesare Tirabassi <firstname.lastname@example.org>.
- -h, --help
- Print help and exit
- -V, --version
- Print version and exit