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Array
Class: Array
Inherits:
Object
Object
Array
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Defined in:
lib/rulers/array.rb
Instance Method Summary
collapse
#
sum
(start = 0) ⇒ Object
Instance Method Details
#
sum
(start = 0) ⇒
Object
2 3 4
# File 'lib/rulers/array.rb', line 2
def
sum
(
start
=
0
)
inject
(
start
,
&
:+
)
end