LibreOffice 24.8 ヘルプ
When you enter a year using two digits, the corresponding four digit value is determined by a setting in - LibreOffice - General. For example, if 1935 is set as the lower limiting value and you enter 34 as a date value, then the result is 2034 instead of 1934.
事前設定された限界値は、各ドキュメントと一緒に保存されます。