Ruby | Array take_while() function
Last Updated :
06 Dec, 2019
Array#take_while() : take_while() is a Array class method which returns elements to the block until the block returns nil or false.
Syntax: Array.take_while()
Parameter: Array
Return: elements to the block until the block returns nil or false.
Example #1 :
a = [ 18 , 22 , 33 , 3 , 5 , 6 ]
b = [ 1 , 4 , 1 , 1 , 88 , 9 ]
c = [ 18 , 22 , 3 , 3 , 50 , 6 ]
puts "take_while method : #{a.take_while {|num| num > 10 }}\n\n"
puts "take_while method : #{b.take_while {|x| x.odd? }}\n\n"
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Output :
take_while method : [18, 22, 33]
take_while method : [1]
Example #2 :
a = [ 18 , 22 , 33 , 3 , 5 , 6 ]
b = [ 1 , 4 , 1 , 1 , 88 , 9 ]
c = [ 18 , 22 , 3 , 3 , 53 , 6 ]
puts "take_while method : #{c.take_while {|num| num > 10 }}\n\n"
puts "take_while method : #{c.take_while {|num| num.even? }}\n\n"
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Output :
take_while method : [18, 22]
take_while method : [18, 22]
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