Ruby Array shuffle()用法及代码示例

Array＃shuffle()：shuffle()是一个Array类方法，该方法返回一个带有自检元素的新数组。

用法：Array.shuffle()

参数：数组

返回：具有自我洗牌元素的新数组

示例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]

示例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"]

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注：本文由纯净天空筛选整理自mayank5326大神的英文原创作品 Ruby | Array shuffle() function。非经特殊声明，原始代码版权归原作者所有，本译文未经允许或授权，请勿转载或复制。