From: Lyndon Samson <lyndon.samson@...>
Date: 2005-11-23T07:27:35+09:00
Subject: Re: what is the ruby way to do this?

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$hash =3D {}

def add(key, val)
if $hash.has_key?(key)
if $hash[key].is_a?(Array)
$hash[key] << val
else
$hash[key] =3D [$hash[key], val]
end
else
$hash[key] =3D val
end
end

def add2(key, val)
if $hash.has_key?(key)
$hash[key].to_a << val
else
$hash[key] =3D val.to_a
end
end

key =3D "a"
val =3D "aval"
add2(key, val)
puts $hash.inspect

key =3D "a"
val =3D "aval2"
add2(key, val)
puts $hash.inspect

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