Ruby | Array class frozen?() operation
Last Updated :
08 Jan, 2020
Array#frozen?() : frozen?() is a Array class method which checks whether the array is frozen (or temporarily frozen while being sorted)
Syntax: Array.frozen?()
Parameter: Array to check
Return: true – if array is frozen; otherwise false
Code #1 : Example for frozen?() method
a = [ 18 , 22 , 33 , nil , 5 , 6 ]
b = [ 1 , 4 , 1 , 1 , 88 , 9 ]
c = [ 18 , 22 , nil , nil , 50 , 6 ]
puts "frozen? : #{a.frozen?()}\n\n"
puts "frozen? : #{b.frozen?()}\n\n"
puts "frozen? : #{c.frozen?()}\n\n"
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Output :
frozen? : false
frozen? : false
frozen? : false
Code #2 : Example for frozen?() method
a = [ "abc" , "nil" , "dog" ]
b = [ "cow" , nil , "dog" ]
c = [ "cat" , nil , nil ]
puts "frozen? : #{a.frozen?()}\n\n"
puts "frozen? : #{b.frozen?()}\n\n"
puts "frozen? : #{c.frozen?()}\n\n"
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Output :
frozen? : false
frozen? : false
frozen? : false
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