From: botp <botpena@...>
Date: 2013-01-21T14:12:41+09:00
Subject: Re: question about string concatenation

--047d7b6d85bc8d16bf04d3c582ef
Content-Type: text/plain; charset=UTF-8

On Mon, Jan 21, 2013 at 4:08 AM, David Richards <lists@ruby-forum.com>wrote:

> I'm puzzled about why the following happens (I'm using v1.9.3):
>
> s = "[" 9.to_s "]"  # error
>
> These other two concatenation constructs appear to work fine:
>
> s = "[" + 9.to_s + "]"
> s = "[" << 9.to_s << "]"
>

just make your expression string friendly, eg

"[" "#{9.to_s}" "]"
=> "[9]"

best regards -botp

--047d7b6d85bc8d16bf04d3c582ef
Content-Type: text/html; charset=UTF-8
Content-Transfer-Encoding: quoted-printable

On Mon, Jan 21, 2013 at 4:08 AM, David Richards <span dir=3D"ltr">&lt;<a hr=
ef=3D"mailto:lists@ruby-forum.com" target=3D"_blank">lists@ruby-forum.com</=
a>&gt;</span> wrote:<br><blockquote class=3D"gmail_quote" style=3D"margin:0=
 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
I&#39;m puzzled about why the following happens (I&#39;m using v1.9.3):<br>
<br>
s =3D &quot;[&quot; 9.to_s &quot;]&quot; =C2=A0# error<br>
<br>
These other two concatenation constructs appear to work fine:<br>
<br>
s =3D &quot;[&quot; + 9.to_s + &quot;]&quot;<br>
s =3D &quot;[&quot; &lt;&lt; 9.to_s &lt;&lt; &quot;]&quot;<br>
<span class=3D"HOEnZb"><font color=3D"#888888"></font></span></blockquote><=
div><br></div><div>just make your expression string friendly, eg</div><div>=
<br></div><div>&quot;[&quot; &quot;#{9.to_s}&quot; &quot;]&quot;<br>=3D&gt;=
 &quot;[9]&quot;<br>
</div><div><br></div><div>best regards -botp</div><div>=C2=A0</div>

--047d7b6d85bc8d16bf04d3c582ef--