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Modern Chrono LocalDate Invalid

Paul Squires edited this page Oct 19, 2026 · 5 revisions

Home › Date and Time (Chrono) › Chrono Date and Time › LocalDate.Invalid

LocalDate.Invalid

Returns the Invalid date, which spreads to anything computed from it.

Syntax

LocalDate.Invalid

Examples

#import "std/chrono"
using chrono

dim as LocalDate bad = LocalDate.Invalid( )
print bad.IsValid            '' false

'' ABSORBING: anything touching an Invalid value becomes Invalid
print bad.AddDays( 1 ).IsValid          '' false
print bad.StartOfMonth( ).IsValid       '' false

Library: Chrono Date and Time
Category: Date and Time (Chrono)
Documented under: The Members

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