Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > comp.lang.prolog > #14115
| From | Mild Shock <janburse@fastmail.fm> |
|---|---|
| Newsgroups | comp.lang.prolog |
| Subject | DCG restrictions on the left-hand side [Novacore] |
| Date | 2024-07-30 20:39 +0200 |
| Message-ID | <v8bc1u$indc$1@solani.org> (permalink) |
Guess how many newer Prolog systems allow this here:
?- [user].
p;q --> r.
true.
On the other hand SWI-Prolog disallows it:
?- [user].
p;q --> r.
ERROR: user://1:29:
ERROR: No permission to define dcg_nonterminal `p;q'
Back to comp.lang.prolog | Previous | Next — Next in thread | Find similar | Unroll thread
DCG restrictions on the left-hand side [Novacore] Mild Shock <janburse@fastmail.fm> - 2024-07-30 20:39 +0200
Re: DCG restrictions on the left-hand side [Novacore] Mild Shock <janburse@fastmail.fm> - 2024-07-30 20:43 +0200
Re: DCG restrictions on the left-hand side [Novacore] Mild Shock <janburse@fastmail.fm> - 2024-07-30 20:45 +0200
Re: DCG restrictions on the left-hand side [Novacore] Mild Shock <janburse@fastmail.fm> - 2024-07-31 07:55 +0200
Re: DCG restrictions on the left-hand side [Novacore] Mild Shock <janburse@fastmail.fm> - 2024-07-31 08:07 +0200
post-N246 Read- and Write-Option variable_names/1 (Was: DCG restrictions on the left-hand side [Novacore]) Mild Shock <janburse@fastmail.fm> - 2024-08-10 20:20 +0200
Re: post-N246 Read- and Write-Option variable_names/1 (Was: DCG restrictions on the left-hand side [Novacore]) Mild Shock <janburse@fastmail.fm> - 2024-08-10 20:33 +0200
Is a PIP for Syntax extensions necessary? (Was; post-N246 Read- and Write-Option variable_names/1) Mild Shock <janburse@fastmail.fm> - 2024-08-11 00:02 +0200
Re: Is a PIP for Syntax extensions necessary? (Was; post-N246 Read- and Write-Option variable_names/1) Mild Shock <janburse@fastmail.fm> - 2024-08-11 00:05 +0200
Re: Is a PIP for Syntax extensions necessary? (Was; post-N246 Read- and Write-Option variable_names/1) Mild Shock <janburse@fastmail.fm> - 2024-08-11 00:16 +0200
Re: Is a PIP for Syntax extensions necessary? (Was; post-N246 Read- and Write-Option variable_names/1) Mild Shock <janburse@fastmail.fm> - 2024-08-11 00:25 +0200
Re: Is a PIP for Syntax extensions necessary? (Was; post-N246 Read- and Write-Option variable_names/1) Mild Shock <janburse@fastmail.fm> - 2024-08-11 14:46 +0200
A PIP classification scheme is needed (Was: DCG restrictions on the left-hand side [Novacore]) Mild Shock <janburse@fastmail.fm> - 2024-08-13 11:18 +0200
Re: A PIP classification scheme is needed (Was: DCG restrictions on the left-hand side [Novacore]) Mild Shock <janburse@fastmail.fm> - 2024-08-13 11:23 +0200
Re: A PIP classification scheme is needed (Was: DCG restrictions on the left-hand side [Novacore]) Mild Shock <janburse@fastmail.fm> - 2024-08-13 13:08 +0200
csiph-web