Macos – What characters are forbidden in OS X filenames

filesystemshfs+macos

Is there a list of characters which are not allowed in filenames and paths on OS X?

Best Answer

? is allowed.

Only 0x00 (NUL) and : are forbidden for HFS+.

: however is switched in POSIX-based software to /:

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Thanks to Graham Lee who corrected me on this!

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