Ruby | Hash clear() function
clear() is an Hash class method which removes all the Hash elements from it.
Syntax: Hash.clear()
Parameter: Hashs to clear off
Return: Hash with all elements cleared
Example #1:
# Ruby code for clear() 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 } puts "clear a : #{a.clear()}\n\n" puts "clear b : #{b.clear()}\n\n" puts "clear b : #{c.clear()}\n\n" |
Output :
clear a : {} clear b : {} clear b : {}
Example #2:
# Ruby code for clear() 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 } puts "clear a : #{a.clear()}\n\n" puts "clear b : #{b.clear()}\n\n" puts "clear b : #{c.clear()}\n\n" |
Output :
clear a : {} clear b : {} clear b : {}
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