Ruby | Enumerator each function

Ruby | Enumerator each_with_index function

The Enumerator#each function in Ruby is used to Iterates over the object according to how this Enumerator was constructed and returns the object’s values.

Syntax: A.each { |key, value| print key + ‘ = ‘ + value + “\n” }
Here, A is the initialized object.

Parameters: This function accepts constituent of the initialized object as the parameter.

Returns: the constituent elements of the initialized object.

Example 1:

# Initialising a Hash object 
name_age = { 'name' => 'Geek', 'age' => '22' } 
  
# Calling the each function 
C = name_age.each { |key, value| print key + ' = ' + value + "\n" } 
  
# Getting the key and value of hash object 
puts "#{C}"

Output:

name = Geek
age = 22
{"name"=>"Geek", "age"=>"22"}

Example 2:

# Initialising a array 
stooges = ['GFG', 'gfg', 'Beginner', 'Geek']  
  
# Calling the each function 
C = stooges.each { |stooge| print stooge + "\n" }  
  
# Getting the values of the array 
puts "#{C}"

Output:

GFG
gfg
Beginner
Geek
["GFG", "gfg", "Beginner", "Geek"]

Tags:

#Ruby Enumerable-class #Ruby-Methods #Ruby

Ruby | Enumerator each_with_index function

Ruby | Enumerator each function

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