Ruby | Array at() operation
Last Updated :
08 Jan, 2020
Array#at() : at() is an Array class method which returns the element at the specific argumented index value.
Syntax: Array.at()
Parameter:
- Arrays to search elements.
- index to search
Return: Array element at a specific index value
Code #1 : Example for at() method
a = [ 18 , 22 , 33 , 4 , 5 , 6 ]
b = [ 5 , 4 , 22 , 1 , 88 , 9 ]
c = [ 18 , 22 , 33 , 40 , 50 , 16 ]
puts "element : #{a.at(4)}\n\n"
puts "element : #{a.at(-1)}\n\n"
puts "element : #{b.at(-2)}\n\n"
puts "element : #{c.at(-4)}\n\n"
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Output :
element : 5
element : 6
element : 88
element : 33
Code #2 : Example for at() method
a = [ "abc" , "xyz" , "dog" ]
b = [ "cow" , "cat" , "dog" ]
c = [ "cat" , "1" , "dog" ]
puts "element : #{a.at(4)}\n\n"
puts "element : #{a.at(-1)}\n\n"
puts "element : #{b.at(-2)}\n\n"
puts "element : #{c.at(2)}\n\n"
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Output :
element :
element : dog
element : cat
element : dog
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