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Calendar: Difference between revisions
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Ideally the program will generate well formatted calendars for any page width from 20 characters up.
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>>> </lang>
=={{header|Ruby}}==▼
{{incomplete|Ruby|The width is always 130 characters. The program needs more code to adjust the calendar for different widths.}}▼
<lang ruby>require 'date'▼
def cal(year)▼
months = (1..12).collect do |month|▼
rows = [Date::MONTHNAMES[month].center(20), "Su Mo Tu We Th Fr Sa"]▼
days = []▼
date = Date.new(year, month, 1, Date::ENGLAND)▼
date.wday.times { days.push " " }▼
while date.month == month▼
days.push("%2d" % date.mday)▼
date += 1▼
end▼
(42 - days.length).times { days.push " " }▼
days.each_slice(7) { |week| rows.push(week.join " ") }▼
next rows▼
end▼
rows = ["[Snoopy]".center(130), "#{year}".center(130)]▼
months.each_slice(6) do |half|▼
rows.push " "▼
half[0].each_index do |i|▼
rows.push(half.map {|a| a[i]}.join " ")▼
end▼
end▼
return rows.join("\n")▼
end▼
case ARGV.length▼
when 1▼
puts cal(Integer(ARGV[0]))▼
else▼
raise "usage: #{$0} year"▼
end</lang>▼
=={{header|Tcl}}==
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</pre>
▲=={{header|Ruby}}==
▲{{incomplete|Ruby|The width is always 130 characters. The program needs more code to adjust the calendar for different widths.}}
▲<lang ruby>require 'date'
▲def cal(year)
▲ months = (1..12).collect do |month|
▲ rows = [Date::MONTHNAMES[month].center(20), "Su Mo Tu We Th Fr Sa"]
▲ days = []
▲ date = Date.new(year, month, 1, Date::ENGLAND)
▲ date.wday.times { days.push " " }
▲ while date.month == month
▲ days.push("%2d" % date.mday)
▲ date += 1
▲ end
▲ (42 - days.length).times { days.push " " }
▲ days.each_slice(7) { |week| rows.push(week.join " ") }
▲ next rows
▲ end
▲ rows = ["[Snoopy]".center(130), "#{year}".center(130)]
▲ months.each_slice(6) do |half|
▲ rows.push " "
▲ half[0].each_index do |i|
▲ rows.push(half.map {|a| a[i]}.join " ")
▲ end
▲ end
▲ return rows.join("\n")
▲end
▲case ARGV.length
▲when 1
▲ puts cal(Integer(ARGV[0]))
▲else
▲ raise "usage: #{$0} year"
▲end</lang>
▲[[Category:Date and time]]
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