Module: Digiproc::CoreExtensions::ArrayExtension::Multiply

Defined in:
lib/extensions/core_extensions.rb

Overview

Multiply two arrays element by element. They must be the same size myArray.times(anotherArr) => Array (same size as the input)

Instance Method Summary collapse

Instance Method Details

#times(arr) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/extensions/core_extensions.rb', line 36

def times(arr)
    raise ArgumentError.new("Array sizes must be equal") if self.size != arr.size
    output = []
    self.each_with_index do |o,i|
        output << o * arr[i]
    end
    output
end