De ce face asta asa?
[EMAIL PROTECTED]:~> echo asdfsdf | grep --extended-regexp "[:digit:]"
asdfsdf
Ma asteptam sa nu returneze nimic.

[EMAIL PROTECTED]:~> echo asdfsdf | grep --extended-regexp "[:alpha:]"
asdfsdf

De ce face asta asa?
[EMAIL PROTECTED]:~> echo 124256 | grep --extended-regexp "[:digit:]"
[EMAIL PROTECTED]:~>
Ma asteptam sa returneze numarul ala

Parca e pe invers.


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