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Ruby | Array delete() operation

  • Last Updated : 21 Aug, 2021

Array#delete() : delete() is a Array class method which returns the array after deleting the mentioned elements. It can also delete a particular element in the array. 

Syntax:  Array.delete()

Parameter:  obj - specific element to delete

Return:  last deleted values from the array. 

Code #1 : Example for delete() method

Ruby




# 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
# printing 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"

Output : 

delete : 5

delete : no such element

delete : 

Code #2 : Example for delete() method 



Ruby




# 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
# printing if no such element is found
puts "delete : #{b.delete("geek"){"no such element"}}\n\n"
 
# delete
puts "delete : #{c.delete("cat")}\n\n"

Output : 

delete : abc

delete : no such element

delete : cat

 




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