Method: Array#delete_unless

Defined in:

lib/core/facets/array/delete_unless.rb

#delete_unless(&block) ⇒ Object

Inverse of #delete_if.

[1,2,3].delete_unless{ |x| x < 2 }
#=> [1]

CREDIT: Daniel Schierbeck

# File 'lib/core/facets/array/delete_unless.rb', line 10

def delete_unless(&block)
  delete_if { |element| not block.call(element) }
end