Path: csiph.com!goblin1!goblin.stu.neva.ru!usenet.stanford.edu!not-for-mail From: Chet Ramey Newsgroups: gnu.bash.bug Subject: Re: test -v for array does not work as documented Date: Wed, 19 Feb 2020 10:22:37 -0500 Lines: 24 Approved: bug-bash@gnu.org Message-ID: References: Reply-To: chet.ramey@case.edu NNTP-Posting-Host: lists.gnu.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Trace: usenet.stanford.edu 1582125772 4149 209.51.188.17 (19 Feb 2020 15:22:52 GMT) X-Complaints-To: action@cs.stanford.edu Cc: chet.ramey@case.edu To: Ulrich Mueller , bug-bash@gnu.org Envelope-to: bug-bash@gnu.org DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=case.edu; s=smtp-primary; t=1582125766; bh=0P6eyZGrbNEuBcWb5BdQFNeOTTzFWfbMgd0hcJuWR2g=; h=Reply-To:Cc:Subject:To:References:From:Message-ID:Date: MIME-Version:In-Reply-To:Content-Type:Content-Transfer-Encoding; b=B5qtoNhBCeZU2xYffLX2BPXCMp4qJpXRrcbQNhumwEFE5QnQLbo9LIRVczw3dtsQdo ZRO/q1DeZp3ECOlfOLySChIS0SQjQwQ3//B5jyL5pk50g9AD/yu9I1UV77yMYd9HHQQ IjYpuD7t8ybE4tLSoOMrHXT/FbkS0rtm/LwWfXPr19r7lWQ3v0o9/QbeA3qHWFnkrVj HFqccULy39ohU7OIQzF7NcALUYTZFZCERf3LNVa9nk56vuYXca06H1KuSPQGHSsqd+j AHP7ukz+qAHIarJVpMyeumGWO4zIBGl2i/IuYUk2ZLewNRa/WAUIZsCFzMIRwrhCZdE 9w9kqYgA== DKIM-Signature: v=1; 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Intel Mac OS X 10.14; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 In-Reply-To: Content-Language: en-US X-Junkmail-Status: score=7/80, host=mpv3-2015.case.edu X-Junkmail-PrAS-Raw: score=7/80, refid=2.7.2:2020.2.19.145717:17:7.944, ip=, rules=DKIM_SIGNATURE, __HAS_REPLYTO, __HAS_CC_HDR, __SUBJ_REPLY, __BOUNCE_CHALLENGE_SUBJ, __BOUNCE_NDR_SUBJ_EXEMPT, __SUBJ_ALPHA_END, __TO_MALFORMED_2, __MULTIPLE_RCPTS_TO_X2, __TO_NAME, __TO_NAME_DIFF_FROM_ACC, __HAS_REFERENCES, __REFERENCES, __HAS_FROM, FROM_EDU_TLD, __HAS_MSGID, __SANE_MSGID, DATE_TZ_NA, __USER_AGENT, __MOZILLA_USER_AGENT, __MIME_VERSION, __IN_REP_TO, __CT, __CT_TEXT_PLAIN, __CTE, __REPLYTO_SAMEAS_FROM_ADDY, __REPLYTO_SAMEAS_FROM_ACC, __FROM_DOMAIN_IN_ANY_CC1, __FROM_DOMAIN_IN_ANY_CC2, __REPLYTO_SAMEAS_FROM_DOMAIN, __DKIM_ALIGNS_1, __DKIM_ALIGNS_2, __ANY_URI, __URI_MAILTO, __URI_WITH_PATH, __URI_ENDS_IN_SLASH, __URI_NO_WWW, __CP_URI_IN_BODY, __SUBJ_ALPHA_NEGATE, __URI_IN_BODY, __URI_NOT_IMG, __MAIL_CHAIN, __FORWARDED_MSG, __BODY_NO_MAILTO, __NO_HTML_TAG_RAW, BODY_SIZE_700_799, BODYTEXTP_SIZE_3000_LESS, __MIME_TEXT_P1, __MIME_TEXT_ONLY, [TRUNCATED], so=2010-03-03 19:42:08, dmn=2016-08-03-0138 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.4.x-2.6.x [generic] [fuzzy] X-Received-From: 129.22.103.194 X-BeenThere: bug-bash@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Bug reports for the GNU Bourne Again SHell List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Mailman-Original-Message-ID: X-Mailman-Original-References: Xref: csiph.com gnu.bash.bug:15900 On 2/19/20 7:00 AM, Ulrich Mueller wrote: > Bash Version: 5.0 > Patch Level: 16 > Release Status: release > > Description: > The GNU Bash Reference Manual Version 5.0 says about test -v: > '-v VARNAME' > True if the shell variable VARNAME is set (has been > assigned a value). > > However, it doesn't always return true when VARNAME is an > (indexed or associative) array that has been assigned a value. If you refer to an array variable without the subscript, it's equivalent to referencing element 0. -- ``The lyf so short, the craft so long to lerne.'' - Chaucer ``Ars longa, vita brevis'' - Hippocrates Chet Ramey, UTech, CWRU chet@case.edu http://tiswww.cwru.edu/~chet/