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Ingy döt Net 2013-04-11 01:07:29 -07:00
parent b83f433714
commit 68f8f3e56b
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Task/Tokenize-a-string/Prolog/tokenize-a-string.pro Normal file
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splitup(Sep,[token(B)|BL]) --> splitup(Sep,B,BL).
splitup(Sep,[A|AL],B) --> [A], {\+ [A] = Sep }, splitup(Sep,AL,B).
splitup(Sep,[],[B|BL]) --> Sep, splitup(Sep,B,BL).
splitup(_Sep,[],[]) --> [].
start :-
phrase(splitup(",",Tokens),"Hello,How,Are,You,Today"),
phrase(splitup(".",Tokens),Backtogether),
string_to_list(ABack,Backtogether),
writeln(ABack).