Brian Dunning's FileMaker Custom Functions

IsTimeOfDay ( _var )

return number of seconds since midnight if valid or nothing if invalid

  Average rating: 3.9 (44 votes) Log in to vote

Rewolfer   Rewolfer - Show more from this author
http://rewolfer.de

Share on Facebook Share on Twitter

  Sample input:
IsTimeOfDay ( "23:1:13" )
IsTimeOfDay ( "11:01:13 PM")
  Sample output:
82873

  Function definition: (Copy & paste into FileMaker's Edit Custom Function window)

/*=================================================

FORM: IsTimeOfDay ( _var )

PURPOSE: return number of seconds since midnight if valid or NOTHING if invalid

PARAMETER: _var format: unknown value:variable

RESULT: number of seconds since midnight if valid or NOTHING if invalid

DEPENDENCY: -

NOTE: check with IsEmpty ( IsTimeOfDay ( _var )) instead of GetAsBoolean ( IsTimeOfDay ( _var )) since IsTimeOfDay ( 0:0 ) is valid
valid timeOfDay: 17:09:56 / 17:9:56 / 5:9 PM / 5:09 p.m. / not 170956 / not 123:34
tolerates whitespace
accepts AM/PM notation
see my other function IsTime ( _var )

EXAMPLE: IsTimeOfDay ( "23:1:13" ) => 82873
IsTimeOfDay ( "11:10:13 PM" ) => 82873
IsTimeOfDay ( "26:30" ) => ""

HISTORY: 2012-04-13 [235325] 1.00 tsw turned into IsTimeOfDay() to be valid in #VarType
2012-04-26 [005836] 1.10 tsw integrated AM/PM

DEVELOPER: tsw @ http://rewolfer.de

=================================================*/

 

Comments

Log in to post comments.

 

Note: these functions are not guaranteed or supported by BrianDunning.com. Please contact the individual developer with any questions or problems.

Support this website.

This library has been a free commmunity resource for FileMaker users and developers for 15 years. It receives no funding and has no advertisements. If it has helped you out, I'd really appreciate it if you could contribute whatever you think it's worth:

Under construction. Email me your wish list for improvements.