s/x/5/; # this is still going to replace
# all the eckses in $_ with fives.
Why? This is an arbitrary decision if you've declared variables to
be
barewords.
I think it's a sane decision -- IMHO barewords shouldn't be allowed to
Karl Glazebrook wrote:
But what is $x[3] ?
It could be a scalar.
BUT it could be a reference to a list.
It could be a reference to a 2D PDL image.
... but references are scalar. So, $x[3] *is* a scalar.
That scalar could be a reference to a list. It could be a reference to a 2D
PDL
Ariel Scolnicov:
It so happens that remove() is standard C (library) for removing a
file. It therefore makes sense to use *that* name, if any change is
made.
IMHO, it's poorly named (though using remove() at least has the virtue of
not conflicting with/overloading the existing "delete").
