Function file_extension_next_value
Source pub fn file_extension_next_value<V: Into<String>>(value: V) -> Result<String>
Expand description
Returns the next file extension value.
§Example
use zff::*;
let file_extension = "z01";
assert_eq!(file_extension_next_value(file_extension).unwrap(), "z02");
§Error
fails if the file-extension is in an unsuitable format.