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Wed, 13 Jul 2022 10:57:39 +0000 Received: from AS4PR01MB10249.eurprd01.prod.exchangelabs.com ([fe80::c154:3a93:9c83:ba63]) by AS4PR01MB10249.eurprd01.prod.exchangelabs.com ([fe80::c154:3a93:9c83:ba63%9]) with mapi id 15.20.5417.026; Wed, 13 Jul 2022 10:57:39 +0000 From: "Fraga, Eric" To: "Alain.Cochard@unistra.fr" CC: Org Mode List , Greg Minshall Subject: Re: Confused about source code blocks evaluation when exporting Thread-Topic: Confused about source code blocks evaluation when exporting Thread-Index: AQHYlfJFcG0XeA9GO0ig37VUtoS2/g== Date: Wed, 13 Jul 2022 10:57:39 +0000 Message-ID: <87v8s12sbh.fsf@ucl.ac.uk> References: <25293.28342.763993.795868@gargle.gargle.HOWL> <25293.58381.803841.645075@gargle.gargle.HOWL> In-Reply-To: <25293.58381.803841.645075@gargle.gargle.HOWL> (Alain Cochard's message of "Tue, 12 Jul 2022 23:13:49 +0200") Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: user-agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) x-url: http://www.ucl.ac.uk/~ucecesf/ mail-followup-to: Org Mode List x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: d48ed007-cb3e-4c12-7e95-08da64be80f2 x-ms-traffictypediagnostic: DB9PR01MB10243:EE_ x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0; 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List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-orgmode-bounces+larch=yhetil.org@gnu.org Sender: "Emacs-orgmode" X-Migadu-Flow: FLOW_IN X-Migadu-To: larch@yhetil.org X-Migadu-Country: US ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1657709940; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:list-id:list-help: list-unsubscribe:list-subscribe:list-post:dkim-signature; bh=/flfbcnAgIOVtYOKXEkQpY7QdsRnGS9R7xVHcKMMO2g=; b=q2ANmMa0HJTPvZrWNpSkU6OwIUkHwQmG8a5VN7gmJVuyyfXdi0zsVpfsS90KL+aDEi3TTu jijLbvJxO9zyrn6N4dcVIl9Iia9zfx1jYnMqqvcoCVaC1LIBfnZcoS9WClTeIPwzVz60CD qseQyvpXhh32Y8vdG1kS53qKHRwtHdSkeToPLVrmYtsNFBBbbhPQCapuaINW1A/f7vsLWE ZIyo8X8y0z9v17BmmJu1QulMBKRUOZurqmuUuLnBQYtTcz1RT3j0sRUVTqvHaosT+eKQV0 rXaE+d2qr/A7hLnEGfEltL4WSH9/VERIXiSDi9lOqD69b/VsuzLmJT5mGf9JVA== ARC-Seal: i=2; s=key1; d=yhetil.org; t=1657709940; a=rsa-sha256; cv=pass; b=uEyp9qfuiTPDqcH3OQKTqDY5sfMSnUSHoZVcwK4C9abiqmQt0UUWNsQ4Zi36JR9Lyr90AJ tq+LviWfv2dnkedU8Uk4E5+5JkohxAixJRg7TW2ZTymtgVibRn40tr2jCt6QU8f+TLYApJ HOhi7RiGIhJLok4ZmXQSJ/rFZ0XVT6x0Rj2qdfQAN0lBKIpVYxv6Mw0OHjgVDFGZtlMs63 PPatnX2a387q/gpY0aqGGLfVPA/NCIPf0dBgbiAhAI5g2qt3oSyUVlKBENLaBkoNyp03d0 7Q9a0TGSiIElvAfZj/tnnIvRkwuH1DP6qXXibvncuqd8iD+nbj3NE4QZTBbElw== ARC-Authentication-Results: i=2; aspmx1.migadu.com; dkim=pass header.d=ucl.ac.uk header.s=selector1 header.b=VjgMFFyB; arc=pass ("microsoft.com:s=arcselector9901:i=1"); dmarc=pass (policy=none) header.from=ucl.ac.uk; spf=pass (aspmx1.migadu.com: domain of "emacs-orgmode-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="emacs-orgmode-bounces+larch=yhetil.org@gnu.org" X-Migadu-Spam-Score: -8.45 Authentication-Results: aspmx1.migadu.com; dkim=pass header.d=ucl.ac.uk header.s=selector1 header.b=VjgMFFyB; arc=pass ("microsoft.com:s=arcselector9901:i=1"); dmarc=pass (policy=none) header.from=ucl.ac.uk; spf=pass (aspmx1.migadu.com: domain of "emacs-orgmode-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="emacs-orgmode-bounces+larch=yhetil.org@gnu.org" X-Migadu-Queue-Id: 6C584C7BB X-Spam-Score: -8.45 X-Migadu-Scanner: scn0.migadu.com X-TUID: MCbrqdP7gEKK On Tuesday, 12 Jul 2022 at 23:13, Alain.Cochard@unistra.fr wrote: > I guess I didn't use 'incidental' correctly. I meant it as "not my > main concern". Anyway, thank you; I could check that if I switch the > 2 lines I indeed get '#+RESULTS:' to show foo'. No, you used the word correctly. My point was that this was your main issue! Understanding what is the "result" of a src block evaluation is key. > Thank you both, I made progress; but the behavior is still very so > unintuitive to me. For example, I haven't found a way to have this > block: > > #+begin_src emacs-lisp > (message "foo") > (message "bar") > #+END_SRC If you want output, maybe use "print" instead of "message". However, you will get quotes around the strings. The best alternative would be to have a single elisp statement that returns what you want output: #+begin_src emacs-lisp :results value (concat "Foo" "\n" "Bar") #+end_src > Finally I still tend to consider that the sentence "Org evaluates > source code blocks in an Org file during export" is confusing. But > maybe that's just I who interpret this as "code evaluation is the > default behavior upon export". I do not quite understand the difference. Evaluation happens (subject to confirmation). What may happen with that evaluation, however, might not be what you want by default. What is it you want on export? If you want the code and the results, add ":exports both" to the begin_src line. Straightforward? --=20 : Eric S Fraga, with org release_9.5.4-623-gc66bdb in Emacs 29.0.50=