Template:Birth date

|{{safesubst:#switch:{{{month}}}
 |january|jan=1
 |february|feb=2
 |march|mar=3
 |apr|april=4
 |may=5
 |june|jun=6
 |july|jul=7
 |august|aug=8
 |september|sep|sept=9
 |october|oct=10
 |november|nov=11
 |december|dec=12
 |{{safesubst:#ifexpr:{{{month}}}<0
  |{{safesubst:#ifexpr:(({{{month}}})round 0)!=({{{month}}})
   |{{safesubst:#expr:12-(((0.5-({{{month}}}))round 0)mod 12)}}
   |{{safesubst:#expr:12-(((11.5-({{{month}}}))round 0)mod 12)}}
  }}
 |{{safesubst:#expr:(((10.5+{{{month}}})round 0)mod 12)+1}}
 }}
}}
|Missing required parameter 1=month!

}}-{{{day}}}){{#if:

|{{#expr:{{{day}}}}} {{#if:{{{month}}}|{{#switch:{{safesubst:#if:{{{month}}}
|{{safesubst:#switch:{{{month}}}
 |january|jan=1
 |february|feb=2
 |march|mar=3
 |apr|april=4
 |may=5
 |june|jun=6
 |july|jul=7
 |august|aug=8
 |september|sep|sept=9
 |october|oct=10
 |november|nov=11
 |december|dec=12
 |{{safesubst:#ifexpr:{{{month}}}<0
  |{{safesubst:#ifexpr:(({{{month}}})round 0)!=({{{month}}})
   |{{safesubst:#expr:12-(((0.5-({{{month}}}))round 0)mod 12)}}
   |{{safesubst:#expr:12-(((11.5-({{{month}}}))round 0)mod 12)}}
  }}
 |{{safesubst:#expr:(((10.5+{{{month}}})round 0)mod 12)+1}}
 }}
}}
|Missing required parameter 1=month!

}}|1=January|2=February|3=March|4=April|5=May|6=June|7=July|8=August|9=September|10=October|11=November|12=December|Incorrect required parameter 1=month!}}|Missing required parameter 1=month!}}

|{{#if:1|{{#switch:{{safesubst:#if:1
|{{safesubst:#switch:1
 |january|jan=1
 |february|feb=2
 |march|mar=3
 |apr|april=4
 |may=5
 |june|jun=6
 |july|jul=7
 |august|aug=8
 |september|sep|sept=9
 |october|oct=10
 |november|nov=11
 |december|dec=12
 |{{safesubst:#ifexpr:1<0
  |{{safesubst:#ifexpr:((1)round 0)!=(1)
   |{{safesubst:#expr:12-(((0.5-(1))round 0)mod 12)}}
   |{{safesubst:#expr:12-(((11.5-(1))round 0)mod 12)}}
  }}
 |{{safesubst:#expr:(((10.5+1)round 0)mod 12)+1}}
 }}
}}
|Missing required parameter 1=month!

}}|1=January|2=February|3=March|4=April|5=May|6=June|7=July|8=August|9=September|10=October|11=November|12=December|Incorrect required parameter 1=month!}}|Missing required parameter 1=month!}} {{#expr:1}}, }} {{#expr:1900}}