RosettaCodeData/Task/File-modification-time/Pluto/file-modification-time.pluto
2026-04-30 12:34:36 -04:00

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Text

-- Get previous write time.
local t = io.writetime("input.txt")
print(os.date("%c", t))
-- Add an hour.
io.writetime("input.txt", t + 3600)
-- Retrieve the new time.
t = io.writetime("input.txt")
print(os.date("%c", t))