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/usr/lib/swipl/library/dcg/basics.pl
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Name
Summary
Help
library
dcg
basics.pl -- Various general DCG utilities
string_without//2
string//1
blanks//0
blank//0
nonblanks//1
nonblank//1
blanks_to_nl//0
whites//0
white//0
alpha_to_lower//1
digits//1
digit//1
integer//1
float//1
number//1
xinteger//1
xdigit//1
xdigits//1
eol//0
eos//0
remainder//1
prolog_var_name//1
atom//1
high_order.pl -- High order grammar operations
eos
//
Matches end-of-input. The implementation behaves as the following portable implementation:
eos --> call(eos_). eos_([], []).
To be done
- This is a difficult concept and violates the
context free
property of DCGs. Explain the exact problems.