Ruby数组1例

#打印数组
nums=[1,2,3,4,5,6,7]
i=0
7.times do
  print nums[i] ,"\n"
  i=i+1
end
#数组的大小
print "nums.size: ",nums.size(),"\n"
#数组的循环
nums.each() do |n|
  puts n
end