getNumericDate

Returns a real number whose integer part represents the number of days since the EPOCH and whose fractional part represents the time value expressed in hours then divided by 24. NOTE: Lucee (and ACF) uses 12/30/1899 00:00:00 as it's epoch time. See links below.

getNumericDate(arg1) → returns numeric

Links more information about getNumericDate

What is Epoch? - A description of what general "Epoch" means in computers, and how it can differ on various systems. NOTE: ColdFusion doesn't generally rely on UNIX Epoch of 1/1/1970.

Why does ColdFusion (Lucee and Adobe) use 12/30/1899 00:00:00 as "Epoch time"? - A brief comment on how Allaire probably came to use 12/30/1899 as Epoch. For more history, view the answer's Source link.

If you want to more of the "Why" of the various versions of "Epoch time"... - This is a MSDN link that discusses different types of Timestamps and how they relate to an Epoch.

Examples

Sample code invoking the getNumericDate function

Convert a date string to a numeric date - Tag Syntax

This numeric date represents the number of days between December 30, 1899 and January 1, 2008.

getNumericDate('2018-01-01')

Expected Result: 43101

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getNumericDate

Argument Reference

arg1 any
Required

Links more information about getNumericDate

Examples
Sample code invoking the getNumericDate function

Convert a date string to a numeric date - Tag Syntax

getNumericDate

Argument Reference

arg1 any Required

Links more information about getNumericDate

Examples Add An Example Sample code invoking the getNumericDate function

Convert a date string to a numeric date - Tag Syntax

arg1 any
Required

Examples
Sample code invoking the getNumericDate function