Ruby | Hash rassoc() function
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:
# Ruby code for rassoc() method # declaring Hash value a = { "a" => "abc", "b" => "200" } # declaring Hash value 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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filter_none
Output :
check : ["b", "200"] check : ["c", 300] check : ["a", 100]
Example #2 :
# Ruby code for rassoc() method # declaring Hash value a = { "a" => "geek", "b" => "200" } # declaring Hash value 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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filter_none
Output :
check : ["a", "geek"] check : ["c", 300] check : ["a", "abc"]
