Palindrome dates: Difference between revisions
Content added Content deleted
imported>Nmz (Added Lua section {{header|lua}}) |
imported>Nmz m (→Lua: day>0 cond unnecessary) |
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local monthS, dayS = yearS:reverse():match"^(%d%d)(%d%d)$" |
local monthS, dayS = yearS:reverse():match"^(%d%d)(%d%d)$" |
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local monthN, dayN = tonumber(monthS), tonumber(dayS) |
local monthN, dayN = tonumber(monthS), tonumber(dayS) |
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dateS = yearS |
dateS = yearS.."-"..monthS.."-"..dayS |
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until |
until |
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monthN>0 and monthN<=12 -- real month |
monthN>0 and monthN<=12 -- real month |
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and dayN<32 -- possible day |
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and os.date( -- real date check |
and os.date( -- real date check |
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-- be aware that this check is unnecessary because it only affects the 13th century |
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"%Y-%m-%d" |
"%Y-%m-%d" |
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,os.time{ |
,os.time{ |
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