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Queries read only flag for a file or folder.

Component Version macOS Windows Linux Server iOS SDK
Files 12.5 ❌ No ✅ Yes ❌ No ✅ Yes, on Windows ❌ No
MBS( "Files.IsReadOnly"; Path )   More


Parameter Description Example
Path The native path to the file or folder to be checked. "C:\Users\Christian\Desktop\test.txt"


Returns 1, 0 or error.


Queries read only flag for a file or folder.

This function requires a native path. Use Path.FileMakerPathToNativePath to convert a FileMaker path to a native path if required. If you like to have the user choose the path, you can use FileDialog functions.
For Server be aware that server has limited permissions and may not be able to access all files on a computer.

See also

Release notes

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This function is free to use.

Created 11st September 2022, last changed 29th January 2023

Files.IsPackage - Files.IsSystemImmutable