Ruby Array uniq()用法及代碼示例

Array＃uniq()：uniq()是一種Array類方法，通過刪除數組中的重複值來返回新數組。

用法：Array.uniq()

參數：數組

返回：通過刪除數組中的重複值來創建新數組

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"

輸出：

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"

輸出：

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

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

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

相關用法

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