From: ts <decoux@...>
Date: 2006-06-29T02:04:31+09:00
Subject: Re: remove all illegal chars form string

>>>>> "t" == thomas coopman <thomas.coopman@gmail.com> writes:

t> Is there a simple way to remove all but the legal chars from a string.
t> where the legal chars are for example: a-z A-Z 0-9 
t> So everything should be removed from the string but these characters.
t> "exam@p  Le3|�" --> "exampLe"

 Well you can try with String#tr

moulon% ruby -e 'p "exam@p  Le3|�".tr("^a-zA-Z0-9", "")'
"exampLe3"
moulon% 

 which means replace all characters, except a-z A-Z 0-9, with ""



Guy Decoux