A "FileExists" method provides a mechanism to determine if a specified path/file exists.
Overview
FileExist methods, which are available in most languages, typically have a path/filename parameter and return a Boolean value, indicating whether the file exists.
Implementations
The following links provide reference to the method descriptions for various languages:
- .NET: https://learn.microsoft.com/en-us/dotnet/api/system.io.file.exists
- Java: https://docs.oracle.com/javase/tutorial/essential/io/check.html
- PHP: https://www.php.net/manual/en/function.file-exists.php
- Python: https://docs.python.org/3.5/library/os.path.html#os.path.exists
- File-Exists on Rosetta Code
