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All my inputs only work if i put a full stop at the end of them. Is there anyway to make it so i can just input something and press enter. Also those inputs can only be one word so i can't make and spaces. Thanks for the help.

I have my program reading in data from a file but i want it to create a file if the given filename does not exist. read(File), open(File, read, S), read(S, X), close(S), doStuff(X). I have found that in the open line I should be able to have | open(File, readwrite, S), but that doesn't work...

I am using swi-prolog and I can't get formatted io to work. I have been taught: fmt_read() and fmt_write() are those correct? Why isn't it working? Thanks

Ok I haven't really found any clear way of doing an If statement in PROLOG. I want to read a word into a variable and then run either one of 2 functions if the answer is yes or no. Bare in mind I am very new to PROLOG so here is what I have: read(Var), yesVar :- Var="Yes", yesFunction(Var)...

I am simply trying to set-up my prolog environment and ii have a simply program. write(a). that's it... It always tells me "No permission to modify static procedure `write/1'" Also does the same for read. As i have never used prolog is it something wrong with how i have set it up or do i need...

Is there a set length you of line you can put code on? Eventually if a line goes too long i get an error and it clearly just stops mid line and outputs a random error. It's really annoying when i want a line of text on one line so is there a way i can say print this on one line: print *, 'This...

If i have a text file say: "dog cat mouse elephant" and i want to read those into an char array the reader always just reads dog and then moves to a new line. I don't know how many 'animals' will be in the text file so i can't just read (7,*) animal(1), animal(2) etc, but i do know there isn't...

I thought calling a function seemed easy enough until i tried to write one. I though it was as easy as: program test testFunction() end program test FUNCTION testFunction() print *, "Hello World" END EDIT: ok so why does below work. I just want a function that makes my code cleaning. No...

Can someone tell me how to write whole lines to text files. Here is what I have tried but got just the first word 'do'. is has opened unit 7 as append for an existing file CHARACTER*50 newQuestion read *, newQuestion write(7, '(A)') newQuestion say i type "do you want to?" it only adds the 'do'...

I have tried everything to get a simple bit of code to work but nothing has worked. pseudocode: get user answer (yes/no) if answer = yes print yes I always get the same error "Cannot assign to a named constant" i have tried -- t = LGT(answer, 'yes') IF(t) -- if(answer .eq. 'yes) --...

Hi all just wondering how to get a line of text into a character string. What i have now gets the first word but I want the whole line character*50 data open (7, FILE = 'animals') read (7, *) data print *, data thanks