Template:Gregorian serial date

{{#expr:

       Template:Void

       + ((2025 - 1) * 365)
       + (((2025 - 1) - ((2025 - 1) mod 4)) / 4)     Template:Void
       - (((2025 - 1) - ((2025 - 1) mod 100)) / 100) Template:Void
       + (((2025 - 1) - ((2025 - 1) mod 400)) / 400) Template:Void

      Template:Void

       + {{ #ifexpr:    Template:Void Template:Void
                    (12 - 1) < 8 
                    | ( (12 - 1) * 30.5 round 0) 
                    | ( (12 - 1) * 30.5 + 0.9 round 0 ) 
         }} 
       - {{ #ifexpr: (12 <= 2) | 0 |  
            {{ #ifexpr:    Template:Void
                    (2025 / 4) = (2025 / 4 round 0)          Template:Void
                     and (2025 / 100 != 2025 / 100 round 0)  Template:Void
               | 1 | 2 
            }}
         }}
       + {{ #ifexpr: (12 <= 2) | 0 |
            {{ #ifexpr: Template:Void
                    (2025 / 400) = (2025 / 400 round 0) 
               | 1 | 0 
            }}
         }} 
       + 6
}}{{#ifexpr: 2025 < 1 |
       _ERROR - Can not handle dates before January 1, 1 A.D.

}}

{{#ifeq:μ|

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|

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}}

   |[[{{fullurl:{{#switch: Gregorian serial date
 |sandbox|testcases={{ #rel2abs: ../doc }}
 |#default=Template:Gregorian serial date/doc

}}|action=edit}} edit]] [purge]

   |[[{{fullurl:{{#switch: Gregorian serial date
 |sandbox|testcases={{ #rel2abs: ../doc }}
 |#default=Template:Gregorian serial date/doc

}}|action=edit&preload=Template:Documentation/preload}} create]]

  }}

}} {{#if:|{{{heading}}}|{{#ifeq:Template|Template|File:Template-info.svg Template documentation|Documentation}}}}

}}

{{#ifexist: {{#switch: Gregorian serial date

 |sandbox|testcases={{ #rel2abs: ../doc }}
 |#default=Template:Gregorian serial date/doc

}}

 |This documentation is transcluded from [[{{#switch: Gregorian serial date
 |sandbox|testcases={{ #rel2abs: ../doc }}
 |#default=Template:Gregorian serial date/doc

}}]]. ([{{fullurl:{{#switch: Gregorian serial date

 |sandbox|testcases={{ #rel2abs: ../doc }}
 |#default=Template:Gregorian serial date/doc

}}|action=edit}} edit] | [{{fullurl:{{#switch: Gregorian serial date

 |sandbox|testcases={{ #rel2abs: ../doc }}
 |#default=Template:Gregorian serial date/doc

}}|action=history}} history])

}}{{#switch: Gregorian serial date
  |sandbox|testcases=
  |#default=
   {{#switch: Template
    |Template
    |User=
     {{#ifexist: Template:Gregorian serial date/sandbox
      |This template has a sandbox ([{{fullurl:{{ #rel2abs: /sandbox }}|action=edit}} edit]) {{#ifexist: Template:Gregorian serial date/testcases
        |and testcases ([{{fullurl:{{ #rel2abs: /testcases }}|action=edit}} edit])}} for editors to experiment.
      |{{#ifexist: Template:Gregorian serial date/testcases
       |This template has testcases ([{{fullurl:{{ #rel2abs: /testcases }}|action=edit}} edit]) for editors to experiment.}}
}}}}}}

{{#if:|{{{content}}}|{{#ifexist:{{#switch: Gregorian serial date

 |sandbox|testcases={{ #rel2abs: ../doc }}
 |#default=Template:Gregorian serial date/doc

}} | {{ {{#switch: Gregorian serial date

 |sandbox|testcases={{ #rel2abs: ../doc }}
 |#default=Template:Gregorian serial date/doc

}} }} }}}}