It is not possible to specify a negative time, as "-3:12" (useful, for example, for managing hourly accounting).
Error: Assertion failed: file:///[...]/.pub-cache/hosted/pub.dev/excel-4.0.2/lib/src/sheet/data_model.dart:264:16hour >= 0is not true
There is an additional problem: you cannot specify a value greater than 23:59, otherwise you will get an invalid result.
For example, entering 25:00 results in 02/01/1900 01:00.
It is not possible to specify a negative time, as "-3:12" (useful, for example, for managing hourly accounting).
Error: Assertion failed: file:///[...]/.pub-cache/hosted/pub.dev/excel-4.0.2/lib/src/sheet/data_model.dart:264:16
hour >= 0
is not true