Ruby 数组shuffle()函数

Array#shuffle() : shuffle()是一个数组类的方法，它返回一个新的数组，其中的元素为自我洗牌。

语法。Array.shuffle()

参数。数组

返回：一个自带shuffle元素的新数组

例子 #1 :

# Ruby code for shuffle() 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]
  
# shuffle method example
puts "shuffle() method form : #{a.shuffle()}\n\n"
  
puts "shuffle() method form : #{b.shuffle()}\n\n"
  
puts "shuffle() method form : #{c.shuffle()}\n\n"

输出:

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

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

shuffle() method form : [50, 18, 22, 6]

例子 #2 :

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

输出:

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

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

shuffle() method form : [nil, "cat"]