grandMA3 User Manual Publication
FileExists(string)
grandMA3 User Manual » Plugins » Lua Functions - Object-Free API » FileExists(string)
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Version 2.1
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Description
The FileExists Lua function checks if a file exists and returns a boolean with the result.
Arguments
- String:
The string must include the path and filename for the file that should be checked.
Return
- Boolean:
- True / 1: The file exists.
- False / 0: The file does not exist.
Example
This example returns feedback for the first file in the show file folder. The example uses the GetPath() and DirList() functions.
The GetPath Lua function delivers a string with the path of a grandMA3 folder.
Learn more in the GetPath() topic.
The DirList Lua function returns a table of files at a specified path.
Learn more in the DirList() topic.
Lua |
return function () |