File to map: Difference between revisions

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function_description=Loads data to the {{pspan|map_to_fill}} from a saved {{pspan|file_to_load}} in your KoLmafia "data" or "scripts" directory. The {{pspan|compact}} parameter is not needed unless you specified it in the [[map_to_file|map_to_file()]] call that originally generated the file, in which case the values must match. This function returns the operation's success. If {{pspan|map_to_fill}} has not been delcared, this function will abort (as oppossed to returning false).</p>
function_description=<p>Loads data to the {{pspan|map_to_fill}} from a saved {{pspan|file_to_load}} in your KoLmafia "data" or "scripts" directory. Any data originally stored in the {{pspan|map_to_fill}} are wiped before loading the file. The {{pspan|compact}} parameter is not needed unless you specified it in the <code>[[map_to_file|map_to_file()]]</code> call that originally generated the file, in which case the values must match.</p>


<p>You can also directly load internal data files used by KoLmafia, such as concoctions.txt and fullness.txt, by specifying their name--KoLmafia will automatically load the file for you. For a full list of internal data files used by KoLmafia, see the [http://kolmafia.svn.sourceforge.net/viewvc/kolmafia/src/data/ KoLmafia source repository].|
<p>This function returns <code>false</code> if the data loaded from {{pspan|file_to_load}} is invalid. Note that this function is ''extremely'' forgiving. If {{pspan|file_to_load}} does not exist, it will behave as though it is loading an empty file, and return <code>true</code>. If the file's contents do not match {{pspan|map_to_fill}}, it will still load it into {{pspan|map_to_fill}} on a best-effort basis and return <code>true</code>.</p>
 
<p>You can also directly load internal data files used by KoLmafia, such as concoctions.txt and fullness.txt, by specifying their name&#151;KoLmafia will automatically load the file for you. For a full list of internal data files used by KoLmafia, see the [http://sourceforge.net/p/kolmafia/code/HEAD/tree/src/data/ KoLmafia source repository].|


code1={{CodeSample|
code1={{CodeSample|
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description=This sample loads a simple map that includes item names keyed by a number.|
description=This sample loads a simple map that includes item names keyed by a number.|
code=
code=
<syntaxhighlight>
<syntaxhighlight lang="d">
string [int] my_list;
string [int] my_list;
file_to_map( "SavedList.txt" , my_list);
file_to_map( "SavedList.txt" , my_list);
Line 42: Line 44:
   print( "At index: " + i + " We find: " + my_list[i] );
   print( "At index: " + i + " We find: " + my_list[i] );
}
}
</syntaxhighlight>|
</syntaxhighlight>
moreinfo=
}}
If the file "SavedList.txt" had the following:
If the file "SavedList.txt" had the following:
<pre>
<pre>
Line 54: Line 56:
At index: 1 We find: Grotfang
At index: 1 We find: Grotfang
</pre>
</pre>
}}|
{{CodeSample|
 
code2={{CodeSample|
description=The following sample loads the full list of {{kolwiki|Category:Spleentacular Items|spleen-damaging items}} from [http://kolmafia.svn.sourceforge.net/viewvc/kolmafia/src/data/spleenhit.txt spleenhit.txt].|
description=The following sample loads the full list of {{kolwiki|Category:Spleentacular Items|spleen-damaging items}} from [http://kolmafia.svn.sourceforge.net/viewvc/kolmafia/src/data/spleenhit.txt spleenhit.txt].|
code=<syntaxhighlight>
code=<syntaxhighlight lang="d">
int [item] spleen_hits;
int [item] spleen_hits;
file_to_map( "spleenhit.txt" );
file_to_map( "spleenhit.txt" , spleen_hits );


foreach itm, spleen_hit in spleen_hits
foreach itm, spleen_hit in spleen_hits
   print( itm + " will damage " + spleen_hit + " of your spleen." );
   print( itm + " will damage " + spleen_hit + " of your spleen." );
</syntaxhighlight>|
</syntaxhighlight>|
moreinfo=You can load any information stored in the data file, as long as your map contains the appropriate [[Datatype Constants|data types]].
}}|
}}|


see_also={{SeeAlso|map_to_file|}}|
see_also={{SeeAlso|buffer_to_file|file_to_array|file_to_buffer|map_to_file}}|
more_info=You can load any information stored in a data file, as long as your map contains the appropriate [[Data Types]] separated by tabs. Spaces are just considered to be part of a string.<br />
Any line that begins with a number sign (<code>#</code>) is considered a comment, and is ignored by KoLmafia.|
}}
}}


[[Category:Miscellaneous Functions]]
[[Category:Miscellaneous Functions]]

Latest revision as of 05:44, 10 March 2021

Function Syntax

boolean file_to_map(string file_to_load ,aggregate map_to_fill )

boolean file_to_map(string file_to_load ,aggregate map_to_fill ,boolean compact )

  • file_to_load is the filename to load from
  • map_to_fill is the map to populate with data
  • compact is an (optional) flag; if omitted or true, records that do not contain any aggregate values are expected to be written on a single line, rather that one line per field.

Loads data to the map_to_fill from a saved file_to_load in your KoLmafia "data" or "scripts" directory. Any data originally stored in the map_to_fill are wiped before loading the file. The compact parameter is not needed unless you specified it in the map_to_file() call that originally generated the file, in which case the values must match.

This function returns false if the data loaded from file_to_load is invalid. Note that this function is extremely forgiving. If file_to_load does not exist, it will behave as though it is loading an empty file, and return true. If the file's contents do not match map_to_fill, it will still load it into map_to_fill on a best-effort basis and return true.

You can also directly load internal data files used by KoLmafia, such as concoctions.txt and fullness.txt, by specifying their name&#151;KoLmafia will automatically load the file for you. For a full list of internal data files used by KoLmafia, see the KoLmafia source repository.

Code Sample

This sample loads a simple map that includes item names keyed by a number.

string [int] my_list;
file_to_map( "SavedList.txt" , my_list);
for i from 0 to (count(my_list) - 1) {
   print( "At index: " + i + " We find: " + my_list[i] );
}

If the file "SavedList.txt" had the following:

0	StDoodle
1	Grotfang

Then the results would be:

At index: 0 We find: StDoodle
At index: 1 We find: Grotfang

The following sample loads the full list of spleen-damaging items from spleenhit.txt.

int [item] spleen_hits;
file_to_map( "spleenhit.txt" , spleen_hits );

foreach itm, spleen_hit in spleen_hits
   print( itm + " will damage " + spleen_hit + " of your spleen." );

See Also

buffer_to_file() | file_to_array() | file_to_buffer() | map_to_file()

More Information

You can load any information stored in a data file, as long as your map contains the appropriate Data Types separated by tabs. Spaces are just considered to be part of a string.
Any line that begins with a number sign (#) is considered a comment, and is ignored by KoLmafia.