# Ruby code for length() 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]# length method example
puts "length() method form : #{a.length()}\n\n"
puts "length() method form : #{b.length()}\n\n"
puts "length() method form : #{c.length()}\n\n"
Ruby
输出:
length() method form :6
length() method form :6
length() method form :4
Ruby
例子 #2 :
# Ruby code for length() method# declaring array
a =["abc","nil","dog"]# declaring array
c =["cat",nil]# declaring array
b =["cow",nil,"dog"]# length method example
puts "length() method form : #{a.length()}\n\n"
puts "length() method form : #{b.length()}\n\n"
puts "length() method form : #{c.length()}\n\n"
Ruby
输出:
length() method form :3
length() method form :3
length() method form :2
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