From mboxrd@z Thu Jan 1 00:00:00 1970 MIME-Version: 1.0 In-Reply-To: <10110631494873212@web1g.yandex.ru> References: <88b53838-29d8-47b1-9ee7-5c4402d56ecc@email.android.com> <9818491494866624@web7j.yandex.ru> <10110631494873212@web1g.yandex.ru> From: Charles Forsyth Date: Mon, 15 May 2017 22:06:04 +0100 Message-ID: To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net> Content-Type: multipart/alternative; boundary="001a1140298c613066054f966cd3" Subject: Re: [9fans] equality sign in Rc Topicbox-Message-UUID: bdc4019a-ead9-11e9-9d60-3106f5b1d025 --001a1140298c613066054f966cd3 Content-Type: text/plain; charset="UTF-8" On 15 May 2017 at 19:33, trebol wrote: > $-fu must be equivalent to $^-fu, $^x is a syntax error, and not $x. $^x would be "whatever $ is" concatenated with literal "x" but "$" by itself is a syntax error --001a1140298c613066054f966cd3 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable

= On 15 May 2017 at 19:33, trebol <trebol55555@yandex.ru> = wrote:
$-fu must be equivalent to $^-fu,<= /blockquote>

$^x is a syntax error, and not $x.
$^x would be "whatever $ is" concatenated with lite= ral "x"
but "$" by itse= lf is a syntax error
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