rassoc() is an Hash class method which searches an element through the Hash value.
Syntax: Hash.rassoc()
Parameter: Hashs for finding elements.
Return: searches an element through the Hash value
Example #1:
a = { "a" => "abc" , "b" => "200" }
c = { "a" => 100 , "c" => 300 , "b" => 200 }
puts "check : #{a.rassoc(" 200 ")}\n\n"
puts "check : #{c.rassoc(300)}\n\n"
puts "check : #{c.rassoc(100)}\n\n"
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Output :
check : ["b", "200"]
check : ["c", 300]
check : ["a", 100]
Example #2 :
a = { "a" => "geek" , "b" => "200" }
c = { "a" => "abc" , "c" => 300 , "b" => 200 }
puts "check : #{a.rassoc(" geek ")}\n\n"
puts "check : #{c.rassoc(300)}\n\n"
puts "check : #{c.rassoc(" abc ")}\n\n"
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Output :
check : ["a", "geek"]
check : ["c", 300]
check : ["a", "abc"]