Difference between revisions of "File to map"

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FunctionPage|
 
FunctionPage|
 
name={{#var:name}}|
 
name={{#var:name}}|
function_category=Miscellaneous|
 
  
 
function1={{Function|
 
function1={{Function|
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parameter1={{Param|string|file_to_load}}|
 
parameter1={{Param|string|file_to_load}}|
 
parameter2={{Param|aggregate|map_to_fill}}|
 
parameter2={{Param|aggregate|map_to_fill}}|
parameter3={{Param|boolean|condition}}|
+
parameter3={{Param|boolean|compact}}|
 
p1desc={{Pspan|file_to_load}} is the filename to load from|
 
p1desc={{Pspan|file_to_load}} is the filename to load from|
 
p2desc={{Pspan|map_to_fill}} is the map to populate with data|
 
p2desc={{Pspan|map_to_fill}} is the map to populate with data|
p3desc={{Pspan|condition}} is an (optional) condition that must be met for the function to act|
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p3desc={{Pspan|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.|
 
}}|
 
}}|
  
function_description=Loads data to the {{pspan|map_to_fill}} from a saved {{pspan|file_to_load}} in your KoLmafia "data" directory. If {{pspan|condition}} is supplied, it must evalute to true in order for the function to proceed. This function returns the operations success (if {{pspan|condition}} is supplied, and evaluates to false, this function returns true). If {{pspan|map_to_fill}} has not been initialized, this function will abort (as oppossed to returning false).|
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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>
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<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>
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<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);
for i from 0 to count(my_list) {
+
for i from 0 to (count(my_list) - 1) {
 
   print( "At index: " + i + " We find: " + my_list[i] );
 
   print( "At index: " + i + " We find: " + my_list[i] );
 
}
 
}
</syntaxhighlight>|
+
</syntaxhighlight>
moreinfo=
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}}
 
If the file "SavedList.txt" had the following:
 
If the file "SavedList.txt" had the following:
 
<pre>
 
<pre>
StDoodle 0
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0 StDoodle
Grotfang 1
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1 Grotfang
 
</pre>
 
</pre>
 
Then the results would be:
 
Then the results would be:
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At index: 1 We find: Grotfang
 
At index: 1 We find: Grotfang
 
</pre>
 
</pre>
 +
{{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].|
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code=<syntaxhighlight lang="d">
 +
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." );
 +
</syntaxhighlight>|
 
}}|
 
}}|
  
see_also={{SeeAlso|map_to_file|}}|
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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]]

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.