Prolog - Get a specifc part of a Term
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I have a compound/Term, I'm a not sure how to treat it really, which looks like this, and is a result of a findall
term -
findall((Board,P1->P2,Player),is_move_legal(Board,P1,P2,_,Player),Moves),
which results in the following term -
( game_board(l(0, b, 0, b, 0, b, 0, b),
l(b, 0, b, 0, b, 0, b, 0),
l(0, b, 0, b, 0, b, 0, b),
l(1, 0, 1, 0, 1, 0, 1, 0),
l(0, 1, 0, 1, 0, 1, 0, 1),
l(w, 0, w, 0, w, 0, w, 0),
l(0, w, 0, w, 0, w, 0, w),
l(w, 0, w, 0, w, 0, w, 0)),
p(3, 8)-> p(4, 7),
b
).
This is a Checkers Board, with rows, and the selected move is p(3,8) to p(4,7). The point is, the move isn't really made in my board, and I want the fetch only the phrase p(3, 8)-> p(4, 7). I want to be able to isolate p(3,8) and p(4,7) in my code, so I can make the move.
This term is splitted into "parts", as
What is the best way of doing it?
Thank you
prolog
|
show 5 more comments
up vote
-1
down vote
favorite
I have a compound/Term, I'm a not sure how to treat it really, which looks like this, and is a result of a findall
term -
findall((Board,P1->P2,Player),is_move_legal(Board,P1,P2,_,Player),Moves),
which results in the following term -
( game_board(l(0, b, 0, b, 0, b, 0, b),
l(b, 0, b, 0, b, 0, b, 0),
l(0, b, 0, b, 0, b, 0, b),
l(1, 0, 1, 0, 1, 0, 1, 0),
l(0, 1, 0, 1, 0, 1, 0, 1),
l(w, 0, w, 0, w, 0, w, 0),
l(0, w, 0, w, 0, w, 0, w),
l(w, 0, w, 0, w, 0, w, 0)),
p(3, 8)-> p(4, 7),
b
).
This is a Checkers Board, with rows, and the selected move is p(3,8) to p(4,7). The point is, the move isn't really made in my board, and I want the fetch only the phrase p(3, 8)-> p(4, 7). I want to be able to isolate p(3,8) and p(4,7) in my code, so I can make the move.
This term is splitted into "parts", as
What is the best way of doing it?
Thank you
prolog
You need to read How to Ask and then provide us with a Minimal, Complete, and Verifiable example. If you have any questions about these two pages please ask here in the comments.
– Enigmativity
Nov 12 at 8:29
@Enigmativity thank you for your answer. I don't think I can get my code to work on somebody else's machine, since he'd have to copy-paste my whole 100 line "Board" code. Isn't it possible to answer the question with the data I've provided?
– Alan
Nov 12 at 8:31
most likely,findall(P1->P2,is_move_legal(Board,P1,P2,_,Player),Moves),
– CapelliC
Nov 12 at 9:36
1
@Alan - Copying and pasting 100 lines of code is perfectly fine, so long as it is a Minimal, Complete, and Verifiable example.
– Enigmativity
Nov 12 at 10:22
@CapelliC thank you, but how do I fetch P1,P2, after I made the "findall" predicate? I have it in a long variable, and I wan't to fetch just part of it.
– Alan
Nov 12 at 10:42
|
show 5 more comments
up vote
-1
down vote
favorite
up vote
-1
down vote
favorite
I have a compound/Term, I'm a not sure how to treat it really, which looks like this, and is a result of a findall
term -
findall((Board,P1->P2,Player),is_move_legal(Board,P1,P2,_,Player),Moves),
which results in the following term -
( game_board(l(0, b, 0, b, 0, b, 0, b),
l(b, 0, b, 0, b, 0, b, 0),
l(0, b, 0, b, 0, b, 0, b),
l(1, 0, 1, 0, 1, 0, 1, 0),
l(0, 1, 0, 1, 0, 1, 0, 1),
l(w, 0, w, 0, w, 0, w, 0),
l(0, w, 0, w, 0, w, 0, w),
l(w, 0, w, 0, w, 0, w, 0)),
p(3, 8)-> p(4, 7),
b
).
This is a Checkers Board, with rows, and the selected move is p(3,8) to p(4,7). The point is, the move isn't really made in my board, and I want the fetch only the phrase p(3, 8)-> p(4, 7). I want to be able to isolate p(3,8) and p(4,7) in my code, so I can make the move.
This term is splitted into "parts", as
What is the best way of doing it?
Thank you
prolog
I have a compound/Term, I'm a not sure how to treat it really, which looks like this, and is a result of a findall
term -
findall((Board,P1->P2,Player),is_move_legal(Board,P1,P2,_,Player),Moves),
which results in the following term -
( game_board(l(0, b, 0, b, 0, b, 0, b),
l(b, 0, b, 0, b, 0, b, 0),
l(0, b, 0, b, 0, b, 0, b),
l(1, 0, 1, 0, 1, 0, 1, 0),
l(0, 1, 0, 1, 0, 1, 0, 1),
l(w, 0, w, 0, w, 0, w, 0),
l(0, w, 0, w, 0, w, 0, w),
l(w, 0, w, 0, w, 0, w, 0)),
p(3, 8)-> p(4, 7),
b
).
This is a Checkers Board, with rows, and the selected move is p(3,8) to p(4,7). The point is, the move isn't really made in my board, and I want the fetch only the phrase p(3, 8)-> p(4, 7). I want to be able to isolate p(3,8) and p(4,7) in my code, so I can make the move.
This term is splitted into "parts", as
What is the best way of doing it?
Thank you
prolog
prolog
edited Nov 13 at 0:21
false
11.1k770142
11.1k770142
asked Nov 12 at 8:13
Alan
5192620
5192620
You need to read How to Ask and then provide us with a Minimal, Complete, and Verifiable example. If you have any questions about these two pages please ask here in the comments.
– Enigmativity
Nov 12 at 8:29
@Enigmativity thank you for your answer. I don't think I can get my code to work on somebody else's machine, since he'd have to copy-paste my whole 100 line "Board" code. Isn't it possible to answer the question with the data I've provided?
– Alan
Nov 12 at 8:31
most likely,findall(P1->P2,is_move_legal(Board,P1,P2,_,Player),Moves),
– CapelliC
Nov 12 at 9:36
1
@Alan - Copying and pasting 100 lines of code is perfectly fine, so long as it is a Minimal, Complete, and Verifiable example.
– Enigmativity
Nov 12 at 10:22
@CapelliC thank you, but how do I fetch P1,P2, after I made the "findall" predicate? I have it in a long variable, and I wan't to fetch just part of it.
– Alan
Nov 12 at 10:42
|
show 5 more comments
You need to read How to Ask and then provide us with a Minimal, Complete, and Verifiable example. If you have any questions about these two pages please ask here in the comments.
– Enigmativity
Nov 12 at 8:29
@Enigmativity thank you for your answer. I don't think I can get my code to work on somebody else's machine, since he'd have to copy-paste my whole 100 line "Board" code. Isn't it possible to answer the question with the data I've provided?
– Alan
Nov 12 at 8:31
most likely,findall(P1->P2,is_move_legal(Board,P1,P2,_,Player),Moves),
– CapelliC
Nov 12 at 9:36
1
@Alan - Copying and pasting 100 lines of code is perfectly fine, so long as it is a Minimal, Complete, and Verifiable example.
– Enigmativity
Nov 12 at 10:22
@CapelliC thank you, but how do I fetch P1,P2, after I made the "findall" predicate? I have it in a long variable, and I wan't to fetch just part of it.
– Alan
Nov 12 at 10:42
You need to read How to Ask and then provide us with a Minimal, Complete, and Verifiable example. If you have any questions about these two pages please ask here in the comments.
– Enigmativity
Nov 12 at 8:29
You need to read How to Ask and then provide us with a Minimal, Complete, and Verifiable example. If you have any questions about these two pages please ask here in the comments.
– Enigmativity
Nov 12 at 8:29
@Enigmativity thank you for your answer. I don't think I can get my code to work on somebody else's machine, since he'd have to copy-paste my whole 100 line "Board" code. Isn't it possible to answer the question with the data I've provided?
– Alan
Nov 12 at 8:31
@Enigmativity thank you for your answer. I don't think I can get my code to work on somebody else's machine, since he'd have to copy-paste my whole 100 line "Board" code. Isn't it possible to answer the question with the data I've provided?
– Alan
Nov 12 at 8:31
most likely,
findall(P1->P2,is_move_legal(Board,P1,P2,_,Player),Moves),
– CapelliC
Nov 12 at 9:36
most likely,
findall(P1->P2,is_move_legal(Board,P1,P2,_,Player),Moves),
– CapelliC
Nov 12 at 9:36
1
1
@Alan - Copying and pasting 100 lines of code is perfectly fine, so long as it is a Minimal, Complete, and Verifiable example.
– Enigmativity
Nov 12 at 10:22
@Alan - Copying and pasting 100 lines of code is perfectly fine, so long as it is a Minimal, Complete, and Verifiable example.
– Enigmativity
Nov 12 at 10:22
@CapelliC thank you, but how do I fetch P1,P2, after I made the "findall" predicate? I have it in a long variable, and I wan't to fetch just part of it.
– Alan
Nov 12 at 10:42
@CapelliC thank you, but how do I fetch P1,P2, after I made the "findall" predicate? I have it in a long variable, and I wan't to fetch just part of it.
– Alan
Nov 12 at 10:42
|
show 5 more comments
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You need to read How to Ask and then provide us with a Minimal, Complete, and Verifiable example. If you have any questions about these two pages please ask here in the comments.
– Enigmativity
Nov 12 at 8:29
@Enigmativity thank you for your answer. I don't think I can get my code to work on somebody else's machine, since he'd have to copy-paste my whole 100 line "Board" code. Isn't it possible to answer the question with the data I've provided?
– Alan
Nov 12 at 8:31
most likely,
findall(P1->P2,is_move_legal(Board,P1,P2,_,Player),Moves),
– CapelliC
Nov 12 at 9:36
1
@Alan - Copying and pasting 100 lines of code is perfectly fine, so long as it is a Minimal, Complete, and Verifiable example.
– Enigmativity
Nov 12 at 10:22
@CapelliC thank you, but how do I fetch P1,P2, after I made the "findall" predicate? I have it in a long variable, and I wan't to fetch just part of it.
– Alan
Nov 12 at 10:42