aggregate.pl |
| aggregate/3 | Aggregate bindings in Goal according to Template. |  |
| aggregate/4 | Aggregate bindings in Goal according to Template. |  |
| aggregate_all/3 | Aggregate bindings in Goal according to Template. |  |
| aggregate_all/4 | Aggregate bindings in Goal according to Template. |  |
| foldall/4 | Use Folder to fold V0 to V using all answers of Goal. |  |
| foreach/2 | True when the conjunction of instances of Goal created from solutions for Generator is true. |  |
| free_variables/4 | Find free variables in bagof/setof template. |  |
| safe_meta/2 | Declare the aggregate meta-calls safe. |  |
ansi_term.pl -- Print decorated text to ANSI consoles |
apply.pl -- Apply predicates on a list |
apply_macros.pl -- Goal expansion rules to avoid meta-calling |
arithmetic.pl -- Extensible arithmetic |
assoc.pl -- Binary associations |
atom.pl |
| identifier_parts/2 | Parts is a list of atoms that make up Identifier. |  |
| join_identifier_parts/3 | Join parts of an identifier according to Style. |  |
| restyle_identifier/3 | Restyle an identifier by extracting the alnum substrings and joining them together according to Style. |  |
backcomp.pl -- Backward compatibility |
base32.pl -- Base32 encoding and decoding |
base64.pl -- Base64 encoding and decoding |
broadcast.pl -- Event service |
charsio.pl -- I/O on Lists of Character Codes |
check.pl -- Consistency checking |
codesio.pl -- I/O on Lists of Character Codes |
coinduction.pl |
| coinductive/1 | The declaration :- coinductive name/arity, ... defines predicates as coinductive. |  |
csv.pl -- Process CSV (Comma-Separated Values) data |
ctypes.pl -- Character code classification |
date.pl |
| date_time_value/3 | Extract values from a date-time structure. |  |
| day_of_the_week/2 | Computes the day of the week for a given date. |  |
| day_of_the_year/2 | Computes the day of the year for a given date. |  |
| parse_time/2 | Stamp is a timestamp created from parsing Text using the representation Format. |  |
| parse_time/3 | Stamp is a timestamp created from parsing Text using the representation Format. |  |
debug.pl |
| assertion_failed/2 | This hook is called if the Goal of assertion/1 fails. | |
| debug_print_hook/3 | Hook called by debug/3. |  |
| assertion/1 | Acts similar to C assert() macro. |  |
| debug/1 | Add/remove a topic from being printed. |  |
| debug/3 | Format a message if debug topic is enabled. |  |
| debug_message_context/1 | Specify additional context for debug messages. |  |
| debugging/1 | Examine debug topics. |  |
| debugging/2 | Examine debug topics. |  |
| list_debug_topics/0 | List currently known topics for debug/3 and their setting. |  |
| list_debug_topics/1 | List currently known topics for debug/3 and their setting. |  |
| nodebug/1 | Add/remove a topic from being printed. |  |
dialect.pl |
| expects_dialect/1 | Tell Prolog all subsequent code to the end of the file or the next :- expects_dialect/1 directive is written for the indicated Dialect. |  |
| source_exports/2 | True if Source exports Export. |  |
dicts.pl -- Dict utilities |
dif.pl -- The dif/2 constraint |
edinburgh.pl |
| debug/0 | Switch on/off debug mode. |  |
| display/1 | Write a term, ignoring operators and special syntax constructs such as brace terms ({a}) and lists ([a,b,c]). |  |
| display/2 | Write a term, ignoring operators and special syntax constructs such as brace terms ({a}) and lists ([a,b,c]). |  |
| fileerrors/2 | Query and change the fileerrors flag. |  |
| nodebug/0 | Switch on/off debug mode. |  |
| reconsult/1 | Load source file(s), wiping the old content first. |  |
| unknown/2 | Edinburgh Prolog predicate for dealing dealing with undefined procedures. |  |
edit.pl -- Editor interface |
error.pl |
exceptions.pl -- Exception classification |
explain.pl |
| explain/1 | Give an explanation on Term. |  |
| explain/2 | True when Explanation is an explanation of Term. |  |
files.pl |
| can_open_file/2 | Succeeds if the user has access to `File' in mode `Mode'. |  |
| chdir/1 | Change Working Directory. |  |
gensym.pl |
| gensym/2 | Generate <Base>1, <Base>2, etc atoms on each subsequent call. |  |
| reset_gensym/0 | Reset gensym for all registered keys. |  |
| reset_gensym/1 | Restart generation of identifiers from Base at <Base>1. |  |
git.pl |
| git/2 | Run a GIT command. |  |
| git_branches/2 | True when Branches is the list of branches in the repository. |  |
| git_default_branch/2 | True when BranchName is the current branch of a repository. |  |
| git_default_branch/2 | True when BranchName is the default branch of a repository. |  |
| git_describe/2 | Describe the running version based on GIT tags and hashes. |  |
| git_hash/2 | Return the hash of the indicated object. |  |
| git_ls_remote/3 | Execute git ls-remote against the remote repository to fetch references from the remote. |  |
| git_ls_tree/2 | True when Entries is a list of entries in the the GIT repository, Each entry is a term:. |  |
| git_open_file/4 | Open the file File in the given bare GIT repository on the given branch (treeisch). |  |
| git_process_output/3 | Run a git-command and process the output with OnOutput, which is called as call(OnOutput, Stream). |  |
| git_remote_branches/2 | Exploit git_ls_remote/3 to fetch the branches from a remote repository without downloading it. |  |
| git_remote_url/3 | URL is the remote (fetch) URL for the given Remote. |  |
| git_shortlog/3 | Fetch information like the GitWeb change overview. |  |
| git_show/4 | Fetch info from a GIT commit. |  |
| git_tags/2 | True when Tags is a list of git tags defined on the repository. |  |
| git_tags_on_branch/3 | Tags is a list of tags in Branch on the GIT repository Dir, most recent tag first. |  |
| is_git_directory/1 | True if Directory is a git directory (Either checked out or bare). |  |
| is_git_hash/1 | True when Atom represents a GIT hash, i.e., a 40 digit hexadecimal string. |  |
heaps.pl -- heaps/priority queues |
help.pl -- Text based manual |
increval.pl |
| incr_directly_depends/2 | True if Goal1 depends on Goal2 in the IDG. |  |
| incr_invalid_subgoals/1 | List is a sorted list (set) of the incremental subgoals that are currently invalid. |  |
| incr_invalidate_call/1 | This is the XSB name, but the manual says incr_invalidate_calls/1 and the comment with the code suggests this is misnamed. |  |
| incr_invalidate_calls/1 | Invalidate all tables for subgoals of Goal as well as tables that are affected by these. |  |
| incr_is_invalid/1 | True when Subgoal's table is marked as invalid. |  |
| incr_propagate_calls/1 | Activate the monotonic answer propagation similarly to when a new fact is asserted for a monotonic dynamic predicate. |  |
| incr_table_update/0 | Updated all invalid tables. |  |
| incr_trans_depends/2 | True for each pair in the transitive closure of incr_directly_depends(G1, G2). |  |
| is_incremental_subgoal/1 | This predicate non-deterministically unifies Subgoal with incrementally tabled subgoals that are currently table entries. |  |
intercept.pl -- Intercept and signal interface |
iostream.pl -- Utilities to deal with streams |
lazy_lists.pl -- Lazy list handling |
listing.pl -- List programs and pretty print clauses |
lists.pl -- List Manipulation |
macros.pl |
| expand_macros/5 | Perform macro expansion on TermIn with layout PosIn to produce TermOut with layout PosOut. |  |
| include_macros/3 | Include macros from another module. |  |
| macro_position/1 | True when Position is the position of the macro. |  |
main.pl -- Provide entry point for scripts |
make.pl |
| make/0 | Reload all source files that have been changed since they were loaded. |  |
| make_reload_file/1 | Reload file into the proper module. |  |
modules.pl -- Module utility predicates |
nb_set.pl |
| add_nb_set/2 | Insert Key into the set. |  |
| add_nb_set/3 | Insert Key into the set. |  |
| empty_nb_set/1 | Create an empty non-backtrackable set. |  |
| gen_nb_set/2 | Enumerate the members of a set in the standard order of terms. |  |
| nb_set_to_list/2 | Get the elements of a an nb_set. |  |
| size_nb_set/2 | Unify Size with the number of elements in the set. |  |
occurs.pl -- Finding and counting sub-terms |
operators.pl -- Manage operators |
option.pl -- Option list processing |
optparse.pl -- command line parsing |
ordsets.pl -- Ordered set manipulation |
oset.pl |
| oset_addel/3 | Ordered set element addition. |  |
| oset_delel/3 | Ordered set element deletion. |  |
| oset_diff/3 | Ordered set difference. |  |
| oset_dint/2 | Distributed intersection. |  |
| oset_dunion/2 | Distributed union. |  |
| oset_int/3 | ordered set intersection. |  |
| oset_is/1 | check that OSet in correct format (standard order). |  |
| oset_power/2 | True when PSet is the powerset of Set. |  |
| oset_union/3 | Union is the union of OSet1 and OSet2. |  |
pairs.pl -- Operations on key-value lists |
persistency.pl |
| current_persistent_predicate/1 | True if PI is a predicate that provides access to the persistent database DB. |  |
| db_assert/1 | Assert Term into the database and record it for persistency. |  |
| db_attach/2 | Use File as persistent database for the calling module. |  |
| db_attached/1 | True if the context module attached to the persistent database File. |  |
| db_detach/0 | Detach persistency from the calling module and delete all persistent clauses from the Prolog database. |  |
| db_retract/1 | Retract terms from the database one-by-one. |  |
| db_retractall/1 | Retract all matching facts and do the same in the database. |  |
| db_sync/1 | Synchronise database with the associated file. |  |
| db_sync_all/1 | Sync all registered databases. |  |
| persistent/1 | Declare dynamic database terms. |  |
pio.pl -- Pure I/O |
portray_text.pl -- Portray text |
pprint.pl |
| print_term/2 | Pretty print a Prolog term. |  |
predicate_options.pl |
| assert_predicate_options/4 | As predicate_options(:PI, +Arg, +Options). |  |
| check_predicate_option/3 | Verify predicate options at runtime. |  |
| check_predicate_options/0 | Analyse loaded program for erroneous options. |  |
| check_predicate_options/1 | Verify calls to predicates that have options in all clauses of the predicate indicated by PredicateIndicator. |  |
| current_option_arg/2 | True when Arg of PI processes predicate options. |  |
| current_predicate_option/3 | True when Arg of PI processes Option. |  |
| current_predicate_options/3 | True when Options is the current active option declaration for PI on Arg. |  |
| derive_predicate_options/0 | Derive new predicate option declarations. |  |
| derived_predicate_options/1 | Derive predicate option declarations for a module. |  |
| derived_predicate_options/3 | Derive option arguments using static analysis. |  |
| predicate_options/3 | Declare that the predicate PI processes options on Arg. |  |
| retractall_predicate_options/0 | Remove all dynamically (derived) predicate options. |  |
prolog_autoload.pl -- Autoload all dependencies |
prolog_breakpoints.pl -- Manage Prolog break-points |
prolog_clause.pl |
prolog_code.pl -- Utilities for reasoning about code |
prolog_codewalk.pl -- Prolog code walker |
prolog_colour.pl -- Prolog syntax colouring support. |
prolog_config.pl |
| prolog_config/2 | Get information on the configuration of the current Prolog system. |  |
| prolog_dump_runtime_variables/0 | Dump the current configuration in shell format. |  |
prolog_coverage.pl -- Coverage analysis tool |
prolog_debug.pl -- User level debugging tools |
prolog_format.pl -- Analyse format specifications |
prolog_history.pl |
| prolog_history/1 | Execute Action on the history. |  |
prolog_jiti.pl -- Just In Time Indexing (JITI) utilities |
prolog_metainference.pl |
| infer_meta_predicate/2 | True when MetaSpec is a meta-predicate specifier for the predicate Head. |  |
| inferred_meta_predicate/2 | True when MetaSpec is an inferred meta-predicate specification for Head. |  |
prolog_pack.pl -- A package manager for Prolog |
prolog_profile.pl |
| profile/1 | Run once(Goal) under the execution profiler. |  |
| profile/2 | Run once(Goal) under the execution profiler. |  |
| profile_data/1 | Gather all relevant data from profiler. |  |
| profile_procedure_data/2 | Collect data for Pred. |  |
| show_profile/1 | Display last collected profiling data. |  |
prolog_source.pl -- Examine Prolog source-files |
prolog_stack.pl -- Examine the Prolog stack |
prolog_trace.pl |
| list_tracing/0 | List predicates we are currently tracing. |  |
| notraceall/0 | Remove all trace points. |  |
| trace/1 | Print passes through ports of specified predicates. |  |
| trace/2 | Print passes through ports of specified predicates. |  |
| tracing/2 | True if Spec is traced using Ports. |  |
prolog_versions.pl -- Demand specific (Prolog) versions |
prolog_wrap.pl -- Wrapping predicates |
prolog_xref.pl -- Prolog cross-referencer data collection |
pure_input.pl |
| lazy_list_character_count/3 | True when CharCount is the current character count in the Lazy list. |  |
| lazy_list_location/3 | Determine current (error) location in a lazy list. |  |
| phrase_from_file/2 | Process the content of File using the DCG rule Grammar. |  |
| phrase_from_file/3 | As phrase_from_file/2, providing additional Options. |  |
| phrase_from_stream/2 | Run Grammer against the character codes on Stream. |  |
| stream_to_lazy_list/2 | Create a lazy list representing the character codes in Stream. |  |
| syntax_error/3 | Throw the syntax error Error at the current location of the input. |  |
qsave.pl |
| arch_shlib/3 | This is a user defined hook called by qsave_program/2. |  |
| qsave_program/1 | Make a saved state in file `File'. |  |
| qsave_program/2 | Make a saved state in file `File'. |  |
| qsave_toplevel/0 | Called to handle `-c file` compilaton. |  |
quasi_quotations.pl -- Define Quasi Quotation syntax |
quintus.pl -- Quintus compatibility |
random.pl -- Random numbers |
rbtrees.pl |
| is_rbtree/1 | True if Term is a valid Red-Black tree. |  |
| list_to_rbtree/2 | Tree is the red-black tree corresponding to the mapping in List, which should be a list of Key-Value pairs. |  |
| ord_list_to_rbtree/2 | Tree is the red-black tree corresponding to the mapping in list List, which should be a list of Key-Value pairs. |  |
| rb_apply/4 | If the value associated with key Key is Val0 in Tree, and if call(G,Val0,ValF) holds, then NewTree differs from Tree only in that Key is associated with value ValF in tree NewTree. |  |
| rb_clone/3 | `Clone' the red-back tree TreeIn into a new tree TreeOut with the same keys as the original but with all values set to unbound values. |  |
| rb_del_max/4 | Delete the largest element from the tree Tree, returning the key Key, the value Val associated with the key and a new tree NewTree. |  |
| rb_del_min/4 | Delete the least element from the tree Tree, returning the key Key, the value Val associated with the key and a new tree NewTree. |  |
| rb_delete/3 | Delete element with key Key from the tree Tree, returning the value Val associated with the key and a new tree NewTree. |  |
| rb_delete/4 | Same as rb_delete(Tree, Key, NewTree), but also unifies Val with the value associated with Key in Tree. |  |
| rb_empty/1 | Succeeds if Tree is an empty Red-Black tree. |  |
| rb_fold/4 | Fold the given predicate over all the key-value pairs in Tree, starting with initial state State0 and returning the final state State. |  |
| rb_in/3 | True when Key-Value is a key-value pair in red-black tree Tree. |  |
| rb_insert/4 | Add an element with key Key and Value to the tree Tree creating a new red-black tree NewTree. |  |
| rb_insert_new/4 | Add a new element with key Key and Value to the tree Tree creating a new red-black tree NewTree. |  |
| rb_keys/2 | Keys is unified with an ordered list of all keys in the Red-Black tree Tree. |  |
| rb_lookup/3 | True when Value is associated with Key in the Red-Black tree Tree. |  |
| rb_map/2 | True if call(Goal, Value) is true for all nodes in T. |  |
| rb_map/3 | For all nodes Key in the tree Tree, if the value associated with key Key is Val0 in tree Tree, and if call(G,Val0,ValF) holds, then the value associated with Key in NewTree is ValF. |  |
| rb_max/3 | Key is the maximal key in Tree, and is associated with Val. |  |
| rb_min/3 | Key is the minimum key in Tree, and is associated with Val. |  |
| rb_new/1 | Create a new Red-Black tree Tree. |  |
| rb_next/4 | Next is the next element after Key in Tree, and is associated with Val. |  |
| rb_partial_map/4 | For all nodes Key in Keys, if the value associated with key Key is Val0 in tree Tree, and if call(G,Val0,ValF) holds, then the value associated with Key in NewTree is ValF, otherwise it is the value associated with the key in Tree. |  |
| rb_previous/4 | Previous is the previous element after Key in Tree, and is associated with Val. |  |
| rb_size/2 | Size is the number of elements in Tree. |  |
| rb_update/4 | Tree NewTree is tree Tree, but with value for Key associated with NewVal. |  |
| rb_update/5 | Same as rb_update(Tree, Key, NewVal, NewTree) but also unifies OldVal with the value associated with Key in Tree. |  |
| rb_visit/2 | Pairs is an infix visit of tree Tree, where each element of Pairs is of the form Key-Value. |  |
readln.pl |
readutil.pl -- Read utilities |
record.pl -- Access compound arguments by name |
rwlocks.pl |
| with_rwlock/3 | Run Goal, synchronized with LockId in ModeSpec. |  |
| with_rwlock/4 | Run Goal, synchronized with LockId in ModeSpec. |  |
sandbox.pl |
| sandbox_allowed_directive/1 | Throws an exception if G is not considered a safe directive. |  |
| sandbox_allowed_expansion/1 | Throws an exception if G is not considered a safe expansion goal. |  |
| sandbox_allowed_goal/1 | Throw an exception if it is not safe to call G. |  |
| format_calls/3 | Find ~@ calls from Format and Args. |  |
| safe_call/1 | Call Goal if it complies with the sandboxing rules. |  |
| safe_directive/1 | Hook to declare additional directives as safe. |  |
| safe_global_variable/1 | Declare the given global variable safe to write to. |  |
| safe_goal/1 | True if calling Goal provides no security risc. |  |
| safe_meta/2 | Hook. |  |
| safe_primitive/1 | True if Goal is safe to call (i.e., cannot access dangerous system-resources and cannot upset other parts of the Prolog process). |  |
| safe_prolog_flag/2 | True if it is safe to set the flag Flag to Value. |  |
settings.pl |
| convert_setting_text/3 | Converts from textual form to Prolog Value. |  |
| current_setting/1 | True if Setting is a currently defined setting. |  |
| env/2 | Evaluate environment variables on behalf of arithmetic expressions. |  |
| env/3 | Evaluate environment variables on behalf of arithmetic expressions. |  |
| list_settings/0 | List settings to current_output. |  |
| list_settings/1 | List settings to current_output. |  |
| load_settings/1 | Load local settings from File. |  |
| load_settings/2 | Load local settings from File. |  |
| restore_setting/1 | Restore the value of setting Name to its default. |  |
| save_settings/0 | Save modified settings to File. |  |
| save_settings/1 | Save modified settings to File. |  |
| set_setting/2 | Change a setting. |  |
| set_setting_default/2 | Change the default for a setting. |  |
| setting/2 | True when Name is a currently defined setting with Value. |  |
| setting/4 | Define a setting. |  |
| setting_property/2 | Query currently defined settings. |  |
shell.pl -- Elementary shell commands |
shlib.pl -- Utility library for loading foreign objects (DLLs, shared objects) |
solution_sequences.pl -- Modify solution sequences |
sort.pl |
statistics.pl -- Get information about resource usage |
streams.pl -- Manage Prolog streams |
strings.pl -- String utilities |
system.pl -- System utilities |
tables.pl -- XSB interface to tables |
terms.pl -- Term manipulation |
thread.pl -- High level thread primitives |
| call_in_thread/2 | Run Goal as an interrupt in the context of Thread. |  |
| concurrent/3 | Run Goals in parallel using N threads. |  |
| concurrent_and/2 | Concurrent version of (Generator,Test). |  |
| concurrent_and/3 | Concurrent version of (Generator,Test). |  |
| concurrent_forall/2 | True when Action is true for all solutions of Generate. |  |
| concurrent_forall/3 | True when Action is true for all solutions of Generate. |  |
| concurrent_maplist/2 | Concurrent version of maplist/2. |  |
| concurrent_maplist/3 | Concurrent version of maplist/2. |  |
| concurrent_maplist/4 | Concurrent version of maplist/2. |  |
| first_solution/3 | Try alternative solvers concurrently, returning the first answer. |  |
thread_pool.pl -- Resource bounded thread management |
threadutil.pl -- Interactive thread utilities |
| attach_console/0 | Create a new console and make the standard Prolog streams point to it. |  |
| attach_console/1 | Create a new console and make the standard Prolog streams point to it. |  |
| join_threads/0 | Join all terminated threads. |  |
| tbacktrace/1 | Print a backtrace for Thread to the stream user_error of the calling thread. |  |
| tbacktrace/2 | Print a backtrace for Thread to the stream user_error of the calling thread. |  |
| tdebug/0 | Enable debug-mode, trapping the graphical debugger on reaching spy-points or errors. |  |
| tdebug/1 | Enable debug-mode, trapping the graphical debugger on reaching spy-points or errors. |  |
| thread_has_console/0 | True when the calling thread has an attached console. |  |
| threads/0 | List currently known threads with their status. |  |
| tnodebug/0 | Disable debug-mode in all threads or the specified Thread. |  |
| tnodebug/1 | Disable debug-mode in all threads or the specified Thread. |  |
| tprofile/1 | Profile the operation of Thread until the user hits a key. |  |
| tspy/1 | Trap the graphical debugger on reaching Spec in the specified or any thread. |  |
| tspy/2 | Trap the graphical debugger on reaching Spec in the specified or any thread. |  |
| with_stopped_threads/2 | Stop all threads except the caller while running once(Goal). |  |
ugraphs.pl |
| add_edges/3 | Unify NewGraph with a new graph obtained by adding the list of Edges to Graph. |  |
| add_vertices/3 | Unify NewGraph with a new graph obtained by adding the list of Vertices to Graph. |  |
| complement/2 | UGraphOut is a ugraph with an edge between all vertices that are not connected in UGraphIn and all edges from UGraphIn removed. |  |
| compose/3 | Compose NewGraph by connecting the drains of LeftGraph to the sources of RightGraph. |  |
| connect_ugraph/3 | Adds Start as an additional vertex that is connected to all vertices in UGraphIn. |  |
| del_edges/3 | Unify NewGraph with a new graph obtained by removing the list of Edges from Graph. |  |
| del_vertices/3 | Unify NewGraph with a new graph obtained by deleting the list of Vertices and all the edges that start from or go to a vertex in Vertices to the Graph. |  |
| edges/2 | Unify Edges with all edges appearing in Graph. |  |
| neighbors/3 | Neigbours is a sorted list of the neighbours of Vertex in Graph. |  |
| neighbours/3 | Neigbours is a sorted list of the neighbours of Vertex in Graph. |  |
| reachable/3 | True when Vertices is an ordered set of vertices reachable in UGraph, including Vertex. |  |
| top_sort/2 | Sort vertices topologically. |  |
| transitive_closure/2 | Generate the graph Closure as the transitive closure of Graph. |  |
| transpose_ugraph/2 | Unify NewGraph with a new graph obtained from Graph by replacing all edges of the form V1-V2 by edges of the form V2-V1. |  |
| ugraph_layers/2 | Sort vertices topologically. |  |
| ugraph_union/3 | NewGraph is the union of Graph1 and Graph2. |  |
| vertices/2 | Unify Vertices with all vertices appearing in Graph. |  |
| vertices_edges_to_ugraph/3 | Create a UGraph from Vertices and Edges. |  |
url.pl |
| file_name_to_url/2 | Translate between a filename and a file:// URL. |  |
| global_url/3 | Translate a possibly relative URL into an absolute one. |  |
| http_location/2 | Construct or analyze an HTTP location. |  |
| is_absolute_url/1 | True if URL is an absolute URL. |  |
| parse_url/2 | Construct or analyse a URL. |  |
| parse_url/3 | Similar to parse_url/2 for relative URLs. |  |
| parse_url_search/2 | Construct or analyze an HTTP search specification. |  |
| set_url_encoding/2 | Query and set the encoding for URLs. |  |
| url_iri/2 | Convert between a URL, encoding in US-ASCII and an IRI. |  |
| www_form_encode/2 | En/decode to/from application/x-www-form-encoded. |  |
utf8.pl -- UTF-8 encoding/decoding on lists of character codes. |
varnumbers.pl -- Utilities for numbered terms |
wfs.pl -- Well Founded Semantics interface |
when.pl |
| when/2 | Execute Goal when Condition is satisfied. |  |
writef.pl -- Old-style formatted write |
www_browser.pl -- Open a URL in the users browser |
yall.pl -- Lambda expressions |
zip.pl -- Access resource ZIP archives |