Ruby Array delete()用法及代码示例

Array＃delete()：delete()是一个Array类方法，该方法在删除提及的元素后返回数组。它还可以删除数组中的特定元素。

用法： Array.delete()

参数：  obj - specific element to delete

返回： last deleted values from the array.

代码＃1：delete()方法示例

# Ruby code for delete() method 
# to delete elements 
  
# declaring array 
a = [18, 22, 33, nil, 5, 6] 
  
# declaring array 
b = [1, 4, 1, 1, 88, 9] 
  
# declaring array 
c = [18, 22, nil, nil, 50, 6] 
  
# delete 5 
puts "delete:#{a.delete(5)}\n\n"
  
# delete 10 
# prinitng if no such element is found 
puts "delete:#{b.delete(10){"no such element"}}\n\n"
  
# delete 20 
puts "delete:#{c.delete(20)}\n\n"

输出：

delete:5

delete:no such element

delete:

代码2：delete()方法示例

# Ruby code for delete() method 
# to delete elements 
  
# declaring array 
a = ["abc", "nil", "dog"] 
  
# declaring array 
b = ["cow", nil, "dog"] 
  
# declaring array 
c = ["cat", nil, nil] 
  
# delete  
puts "delete:#{a.delete("abc")}\n\n"
  
# delete  
# prinitng if no such element is found 
puts "delete:#{b.delete("geek"){"no such element"}}\n\n"
  
# delete 
puts "delete:#{c.delete("cat")}\n\n"

输出：

delete:abc

delete:no such element

delete:cat

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 delete() operation。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。