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PicoXLSX

LowLevelFIRST_VALID_EXCEL_DATE Field

All dates before this date are shifted in Excel by -1.0, since Excel assumes wrongly that the year 1900 is a leap year.
See also: https://docs.microsoft.com/en-us/office/troubleshoot/excel/wrongly-assumes-1900-is-leap-year

Namespace: PicoXLSX
Assembly: PicoXLSX (in PicoXLSX.dll) Version: 3.4.3+c820fb107cc06ae187946bad43db42d71f6faf1c
Syntax
C#
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public static readonly DateTime FIRST_VALID_EXCEL_DATE

Field Value

DateTime
See Also