OFF-TOPIC: Bash a regexp matching
Borek Lupomesky
borek na lupomesky.cz
Čtvrtek Srpen 4 16:03:13 CEST 2005
>An additional binary operator, =~, is available, with the same
>precedence as == and !=. When it is used, the string to the
>right of the operator is considered an extended regular expres-
>sion and matched accordingly (as in regex(3)).
>
>Nechcete misto == pouzit spis =~ jako se to dela napriklad v perlu?
Hm, zajimave. Tohle funguje v bashi 3.0, ve starsim bashi nikoliv (proto jsem to nenasel v dokumentaci). Ve 2.x by melo fungovat, co jsem napsal, ale zda se mi, ze to proste neni pravda. (Nefunguje ani trivialni matchovani jako [[ "aaa" == a ]] atp.
Borek
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