Ruby | Array compact() operation
Array#compact () : compact () is a Array class method which returns the array after removing all the ‘nil’ value elements (if any) from the array.
Syntax: Array.compact()
Parameter: Array to remove the 'nil' value from.
Return: removes all the nil values from the array.
Code #1 : Example for compact() method
a = [ 18 , 22 , 33 , nil , 5 , 6 ]
b = [ 5 , 4 , nil , 1 , 88 , 9 ]
c = [ 18 , 22 , nil , 40 , 50 , 6 ]
puts "removing nil value : #{a.compact}\n\n"
puts "removing nil value : #{b.compact}\n\n"
puts "removing nil value : #{c.compact}\n\n"
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Output :
removing nil value : [18, 22, 33, 5, 6]
removing nil value : [5, 4, 1, 88, 9]
removing nil value : [18, 22, 40, 50, 6]
Code #2 : Example for compact() method
a = [ "abc" , "nil" , "dog" ]
b = [ "cow" , nil , "dog" ]
c = [ "cat" , nil , nil ]
puts "removing nil value : #{a.compact}\n\n"
puts "removing nil value : #{b.compact}\n\n"
puts "removing nil value : #{c.compact}\n\n"
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Output :
removing nil value : ["abc", "nil", "dog"]
removing nil value : ["cow", "dog"]
removing nil value : ["cat"]
Last Updated :
08 Jan, 2020
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