Ruby Array shuffle!()用法及代码示例

Array＃shuffle！()：shuffle！()是Array类的一种方法，它可以将self中的元素随机地就位。

用法：Array.shuffle!()

参数：数组

返回：将自身中的元素改组到位。

范例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:[5, 6, 22, 33, 18, nil]

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

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

范例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:["nil", "dog", "abc"]

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

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

相关用法

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。