> > > @a =^+ 1; > > > > You *can*, but it's not the same as doing: > > > > @a ^=+ 1; > > > > or: > > > > @a ^+= 1; > > What does this last line do? ;-)
"And for the viewers at home, the answers are... @a =^+ 1; # evaluate each element of the list (1) in a numeric # context and assign the resulting list to @a # i.e. @a = $_ foreach +1; @a ^=+ 1; # evaluate 1 in a numeric context and assign it to # each existing element of @a # i.e. $_ = +1 foreach @a; @a ^+= 1; # add-assign 1 to each element of @a # i.e. $_ += 1 foreach @a; Damian