View source for Template:Birth year and age/doc

{{Tracks Wikidata|P569}}
{{Lua|Module:Check for unknown parameters|Module:String|Module:Wd}}
{{High-use}}
{{Birth and death year and age}}

== TemplateData ==
<templatedata>
{
	"params": {
		"1": {
			"label": "Year of birth",
			"type": "number",
			"required": true
		},
		"2": {
			"label": "Month of birth",
			"description": "Optional month of birth",
			"type": "number",
			"suggested": true
		}
	},
	"description": "Returns a person's year of birth and their approximate age"
}
</templatedata>

== Tracking categories ==
* {{clc|Pages using age template with invalid date}}
* {{clc|Pages using birth year and age template with unknown parameters}}
* {{clc|Date of birth not in Wikidata}}
* {{clc|Articles without Wikidata item}}

== See also ==
{{Birth, death and age templates}}

<includeonly>{{sandbox other||
<!-- Categories below this line; interwikis at Wikidata -->
[[Category:Date mathematics templates]]
[[Category:Templates that add a tracking category]]
}}</includeonly>