Ruby | Enumerable max_by() function
Last Updated :
26 Jan, 2021
The max_by() of enumerable is an inbuilt method in Ruby returns an array of maximum elements which satisfies the condition of the given block. It returns an enumerator when no block is given.
Syntax: enu.max_by(n) {|obj| block}
Parameters: The function takes two parameters n and block. N signifies the number of max_by maximum elements and block signifies the condition.
Return Value: It returns a max element or an array containing N max elements.
Example 1:
Ruby
a = [ "gopal" , "tunday" , "geeks" , "classes" , "linux" ]
p a.max_by( 2 ) {|obj| obj.length }
p a.max_by {|obj| obj.length }
|
Output:
["classes", "tunday"]
"classes"
Example 2:
Ruby
a = [ "gopal" , "tunday" , "geeks" , "classes" , "linux" ]
p a.max_by( 2 )
p a.max_by
|
Output:
Enumerator: ["gopal", "tunday", "geeks", "classes", "linux"]:max_by(2)
Enumerator: ["gopal", "tunday", "geeks", "classes", "linux"]:max_by
Share your thoughts in the comments
Please Login to comment...