identifier

FilenameParts.identifier

The mandatory entity’s name which relates to multiple files. The identifier is the leading filename part.

Notes

The identifier has a maximum length of 36 characters and can consist of words [a-zA-Z0-9_] with the addition of the hyphen-minus ‘-‘ (U+002D), which should be the default on keyboards.

Its regular expression ^[0-9a-zA-Z-_]+$

Examples

Minimal to maximal identifier examples.

a                                       # At leas 1 character is needed.
1044e098-7bfb-11eb-9439-0242ac130002    # 36 chars allows a UUID

Returns

str