On 18 Dec 2001, Chmouel Boudjnah wrote: > Oden Eriksson <[EMAIL PROTECTED]> writes: > > > So what's the difference? > > chmou@giants|~| aa= > chmou@giants|~| [[ $aa != 0 ]] && echo bar > bar > chmou@giants|~| [ $aa != 0 ] && echo bar > [: !=: unary operator expected > chmou@giants|~| > > and more and more (can't list here)
[[ is a bash internal, while [ is a symlink to test. seb
