编辑“︁模板:Start date and age/doc”︁（章节）

==TemplateData ==
{{collapse top|[[Wikipedia:TemplateData|TemplateData]] documentation used by [[Wikipedia:VisualEditor|VisualEditor]] and other tools}}
{{TemplateData header|noheader=1}}
<templatedata>
{
	"params": {
		"1": {
			"label": "Year",
			"description": "A four-digit number indicating the year",
			"example": "2017",
			"type": "number",
			"required": true
		},
		"2": {
			"label": "Month",
			"description": "A number between 1 and 12 indicating the month",
			"example": "12",
			"type": "number",
			"suggested": true
		},
		"3": {
			"label": "Day",
			"description": "A number between 1 and 31 indicating the day of the month",
			"example": "31",
			"type": "number",
			"suggested": true
		},
		"df": {
			"label": "Display date first",
			"description": "Set to 'yes' to show the day before the month name",
			"type": "line",
			"suggestedvalues": [
				"yes",
				"y"
			]
		},
		"paren": {
			"aliases": [
				"p"
			],
			"label": "Display with parentheses",
			"description": "Set to 'yes' to display the age within parentheses. When this parameter is not included, the date and age are separated by a semicolon and a breaking space.",
			"type": "line",
			"suggestedvalues": [
				"yes",
				"y"
			]
		},
		"br": {
			"label": "Line break between date and age",
			"description": "Set to 'yes' to add a line break between the date and the age. When this parameter is not included, a breaking space will be inserted between the date and the age. This does not change the separating characters between the date and age which are either a semicolon (default setting) or parentheses (if paren=yes).",
			"type": "line",
			"suggestedvalues": [
				"yes",
				"y"
			]
		}
	},
	"description": "The Start date and age template displays the date that an event or entity started or was created."
}
</templatedata>
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