also sprach Cristian Ionescu-Idbohrn <[email protected]> [2009.04.26.1920 +0200]: > > Inside $(), I can use "" without quoting them again. > > Still. Outside quotes are useless. $(...) protects the resulting string.
+1 for things learnt today! \o/ > > That's one of the great things about $() over ``. > > Right. Why not use it through the whole script then? Here's another > spot: > > - rubbish=`echo $rubbish | sed 's/metadata=[^ ]* //'` > + rubbish=$(echo $rubbish | sed 's/metadata=[^[:blank:]]*[[:blank:]]//') That was contributed by someone else and I didn't catch it. > > > -PREREQ="" > > > +PREREQ= > > > > I don't see the real difference. > > That's 2 bytes shorter. I also find it a bit less expressive, and > > > - devs=''; levels='' > > > + devs=; levels= that's even a bit confusing to me. -- .''`. martin f. krafft <[email protected]> Related projects: : :' : proud Debian developer http://debiansystem.info `. `'` http://people.debian.org/~madduck http://vcs-pkg.org `- Debian - when you have better things to do than fixing systems
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