Module:Sandbox/Nami-ja/year

---

return {
	main = function( frame )
		local days = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
		local table_header = '<table class="mw-collapsible" data-collapsetext="隠す" data-expandtext="表示" style="width: 60%; margin:0 auto; border: 1px solid #aaa;">'
							..'<tr><td colspan="2" style="text-align: center;">'
							..'<div style="background: #ddf; padding: 1px; font-weight: bold; white-space: nowrap;">一年の日付</div>'
							..'</td></tr>';
		local line = '';
		local j = '';
		for i = 1, 12 do
			line = line ..'<tr><td style="text-align: right; font-weight: bold;">[[' ..i ..'月]]</td><td>';
			
			j = 1;
			while j <= days[i] do
				line = line ..'&nbsp;&#124;&nbsp;[[' ..i ..'月' ..j ..'日|' ..j ..']]';
				if i == 2 and j == 28 then
					line = line ..'<span style="font-size: 80%;">&nbsp;&#124;&nbsp;（[[閏年]]のみ）</span>[[2月29日|29]]';
				end
				j = j + 1;
			end
			line = line ..'</tr>';
		end

		local table_footer = '<tr><td colspan="2" style="text-align: right; font-size: 80%;">'
							..frame:expandTemplate{ title = 'Tnavbar', args = { '一年の日付', mini = 1, nodiv = 1 } }
							..'</td></tr></table>';
		
		return table_header ..line ..table_footer
	end
}