Ruby 数组push()函数

Array#push() : push() 是一个数组类的方法，它将给定的对象追加到数组的末尾。

语法。Array.push()

参数。数组

返回：将给定的对象追加到该数组的末尾。

例子 #1 :

# Ruby code for push() method
  
# declaring array
a = [18, 22, 33, nil, 5, 6]
  
# declaring array
b = [1, 4, 1, 1, 88, 9]
  
# declaring array
c = [34, 5, 7]
  
# push method example
puts "push() method form : #{a.push(3)}\n\n"
  
puts "push() method form : #{b.push()}\n\n"
  
puts "push() method form : #{c.push(2)}\n\n"

输出:

push() method form : [18, 22, 33, nil, 5, 6, 3]

push() method form : [1, 4, 1, 1, 88, 9]

push() method form : [34, 5, 7, 2]

例子 #2 :

# Ruby code for push() method
  
# declaring array
a = ["abc", "nil", "dog"]
  
# declaring array
c = [nil, "abc", "nil", "dog"]
  
# declaring array
b = ["cow", nil, "dog"]
  
  
# push method example
puts "push() method form : #{a.push(2)}\n\n"
  
puts "push() method form : #{b.push(1)}\n\n"
  
puts "push() method form : #{c.push(0)}\n\n"

输出:

push() method form : ["abc", "nil", "dog", 2]

push() method form : ["cow", nil, "dog", 1]

push() method form : [nil, "abc", "nil", "dog", 0]