テンプレート:User current age/years

{{#ifexpr:{{{month}}}<12

|{{#expr:2025-{{{year}}}}}
|{{#ifexpr:{{{month}}}=12
 |{{#ifexpr:{{{day}}}<=13
  |{{#expr:2025-{{{year}}}}}
  |{{#expr:2025-{{{year}}}-1}}
 }}
 |{{#expr:2025-{{{year}}}-1}}
}}

}}