[date_firstdayofweek]
| Link | date_firstdayofweek |
| Author | Jason Huck |
| Category | Date |
| Version | 8.x |
| License | Public Domain |
| Posted | 20 Jul 2006 |
| Updated | 02 Aug 2007 |
| More by this author... | |
Description
Returns the date of the first day of the week for the given date. If no date is provided, it uses today's date. Optionally accepts a -starton parameter to indicate whether the week should start on Sunday (1) or Monday (2).
Sample Usage
date_firstdayofweek;
date_firstdayofweek( -date=date('7/20/2006'), -starton=2);
Source Code
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define_tag(
'firstdayofweek',
-namespace='date_',
-opt='date', -type='date', -copy,
-opt='starton', -type='integer',
-priority='replace',
-description='Returns the date of the first day of the week for the given date.'
);
!local_defined('date') ? local('date') = date;
#date->set( -hour=14, -minute=0, -second=0);
!local_defined('starton') ? local('starton') = 1;
(: 1, 2) !>> #starton ? #starton = 1;
local('daynum') = integer(#date->format('%w'));
if(#daynum == #starton);
return(#date);
else(#daynum < #starton);
return(#date->add( -day=1)&);
else;
return(#date->subtract( -day=(#daynum - #starton))&);
/if;
/define_tag;
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