ruby位数自动补齐
摘要:
case:1max = 0b=["1","3","100","1000"]b.each{|key| len = key.to_s.length (len>max)?(max=len):()}b.each{|key| puts "0"*(max - key.to_s.length)+key.to_s}case:215.times do |i| puts sprintf("%02d\n",i)end 阅读全文
posted @ 2012-08-17 16:54 张飞_ 阅读(520) 评论(0) 推荐(0)
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