Ruby | Hash values_at method
Hash#values_at() is a Hash class method which returns the array containing the values corresponding to keys.
Syntax: Hash.values_at()
Parameter: Hash values_at
Return: array containing the values corresponding to keys.
Example #1 :
# Ruby code for Hash.values_at() method # declaring Hash value a = {a: 100 , b: 200 } # declaring Hash value b = {a: 100 , c: 300 , b: 200 } # declaring Hash value c = {a: 100 } # values_at Value puts "Hash a values_at form : #{a.values_at(" a ")}\n\n" puts "Hash b values_at form : #{b.values_at(" d ")}\n\n" puts "Hash c values_at form : #{c.values_at(" b ")}\n\n" |
Output :
Hash a values_at form : [nil] Hash b values_at form : [nil] Hash c values_at form : [nil]
Example #2 :
# Ruby code for Hash.values_at() method # declaring Hash value a = { "a" => 100 , "b" => 200 } # declaring Hash value b = { "a" => 100 } # declaring Hash value c = { "a" => 100 , "c" => 300 , "b" => 200 } # values_at Value puts "Hash a values_at form : #{a.values_at(" a ")}\n\n" puts "Hash b values_at form : #{b.values_at(" d ")}\n\n" puts "Hash c values_at form : #{c.values_at(" b ")}\n\n" |
Output :
Hash a values_at form : [100] Hash b values_at form : [nil] Hash c values_at form : [200]
Contact Us