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variables /$`
(source,CPAN)
#$PREMATCH
#$`

The string preceding whatever was matched by the last successful pattern match. (See"Scoping Rules of Regex Variables").

See"Performance issues" above for the serious performance implications of using this variable (even once) in your code.

This variable is read-only, and its value is dynamically scoped.

Mnemonic:` often precedes a quoted string.

Perldoc Browser is maintained by Dan Book (DBOOK). Please contact him via theGitHub issue tracker oremail regarding any issues with the site itself, search, or rendering of documentation.

The Perl documentation is maintained by the Perl 5 Porters in the development of Perl. Please contact them via thePerl issue tracker, themailing list, orIRC to report any issues with the contents or format of the documentation.


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