Sum and product of an array: Difference between revisions
Content added Content deleted
m (→{{header|Ruby}}: fixed typo) |
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| Line 666: | Line 666: | ||
sum = arr.inject(0) { |sum, item| sum + item } |
sum = arr.inject(0) { |sum, item| sum + item } |
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# => 15 |
# => 15 |
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product = |
product = arr.inject(1) { |prod, element| prod * element } |
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# => 120</lang> |
# => 120</lang> |
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{{works with|Ruby|1.9}} |
{{works with|Ruby|1.9}} |
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| Line 674: | Line 674: | ||
product = arr.inject(1, :*) |
product = arr.inject(1, :*) |
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# => 120</lang> |
# => 120</lang> |
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=={{header|Scala}}== |
=={{header|Scala}}== |
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<lang scala>val a = Array(1,2,3,4,5) |
<lang scala>val a = Array(1,2,3,4,5) |
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