Ruby | Array reverse() function

Ruby | Array reject() function

Last Updated : 06 Dec, 2019

Array#reject() : reject() is a Array class method which returns new array containing the items in the array for which the given block is not true

Syntax: Array.reject() Parameter: Array Return: new array containing the items in self for which the given block is not true

Example #1 :

Ruby

# Ruby code for reject() method

# declaring array
a = [18, 22, 33, 3, 5, 6]

# declaring array
b = [1, 4, 1, 1, 88, 9]

# declaring array
c = [18, 22, 3, 3, 50, 6]

# reject
puts "reject method : #{a.reject {|num| num > 10 }}\n\n"

# reject
puts "reject method : #{b.reject {|x| x.odd? }}\n\n"

Output :

reject method : [3, 5, 6]

reject method : [4, 88]

Example #2 :

Ruby

# Ruby code for reject() method

# declaring array
a = [18, 22, 33, 3, 5, 6]

# declaring array
b = [1, 4, 1, 1, 88, 9]

# declaring array
c = [18, 22, 3, 3, 53, 6]

# reject
puts "reject method : #{c.reject {|num| num > 10 }}\n\n"

# reject
puts "reject method : #{c.reject {|num| num.even? }}\n\n"

Output :

reject method : [3, 3, 6]

reject method : [3, 3, 53]

Ruby | Array reverse() function

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