File to array: Difference between revisions
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Created page with "<onlyinclude>{{{{{format|Function2}}} |name=file_to_array |function1.return_type={{type|string}} <nowiki>[</nowiki>{{type|int}}<nowiki>]</nowiki> |function1.description=Reads..." |
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|function1.param2.default= | |function1.param2.default= | ||
|function1.param1.description=Path to the text file | |function1.param1.description=Path to the text file | ||
|description=The returned value is actually a map of strings, one string for each line. Like <code>[[file_to_map|file_to_map()]]</code>, empty lines and those starting with a <code>#</code> are ignored. | |description=<p>The returned value is actually a map of strings, one string for each line. Like <code>[[file_to_map|file_to_map()]]</code>, empty lines and those starting with a <code>#</code> are ignored.</p> | ||
<p>This function was added in [https://kolmafia.us/threads/file_to_string-or-file_to_map-string-string-or-session_logs-string-int-int.22940/#post-148463 r18740].</p> | |||
|code1={{CodeSample | |code1={{CodeSample | ||
|title=Code Samples | |title=Code Samples | ||
|description=Reads a data file into a map of strings | |description=Reads a data file into a map of strings and prints each line | ||
|code= | |code= | ||
<syntaxhighlight lang=" | <syntaxhighlight lang="d"> | ||
string [int] lines = file_to_array("mydata.txt"); | string [int] lines = file_to_array("mydata.txt"); | ||
foreach line_no, line in lines { | |||
print(`{line_no}: {line}`); | |||
} | |||
</syntaxhighlight> | </syntaxhighlight> | ||
|moreinfo= | |moreinfo= | ||
}} | }} | ||
|see_also={{SeeAlso|file_to_map|map_to_file}} | |see_also={{SeeAlso|buffer_to_file|file_to_buffer|file_to_map|map_to_file}} | ||
|{{{1|}}} | |{{{1|}}} | ||
}}</onlyinclude> | }}</onlyinclude> | ||
[[Category:Miscellaneous Functions]] | [[Category:Miscellaneous Functions]] | ||
Latest revision as of 06:38, 24 April 2023
Function Syntax
string [int] file_to_array( string filename )
- Reads data from a text file and returns a map of strings containing each line.
- filename: Path to the text file
The returned value is actually a map of strings, one string for each line. Like file_to_map(), empty lines and those starting with a # are ignored.
This function was added in r18740.
Code Samples
Reads a data file into a map of strings and prints each line
string [int] lines = file_to_array("mydata.txt");
foreach line_no, line in lines {
print(`{line_no}: {line}`);
}