# Ruby code for size() method# declaring array
a =[18,22,33,nil,5,6]# declaring array
b =[1,4,1,1,88,9]# declaring array
c =[18,22,50,6]# size method example
puts "size() method form : #{a.size()}\n\n"
puts "size() method form : #{b.size()}\n\n"
puts "size() method form : #{c.size()}\n\n"
Ruby
输出:
size() method form :6
size() method form :6
size() method form :4
Ruby
例子 #2 :
# Ruby code for size() method# declaring array
a =["abc","nil","dog"]# declaring array
c =["cat",nil]# declaring array
b =["cow",nil,"dog"]# size method example
puts "size() method form : #{a.size()}\n\n"
puts "size() method form : #{b.size()}\n\n"
puts "size() method form : #{c.size()}\n\n"
Ruby
输出:
size() method form :3
size() method form :3
size() method form :2
极客教程