Ruby Array uniq()用法及代码示例

Array＃uniq()：uniq()是一种Array类方法，通过删除数组中的重复值来返回新数组。

用法：Array.uniq()

参数：数组

返回：通过删除数组中的重复值来创建新数组

示例1:

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

输出：

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

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

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

示例2:

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

输出：

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

uniq() method form : ["cow", "gogoog", "dog"]

uniq() 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 uniq() 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。