Sum and product of an array: Difference between revisions
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foldl op+ 0.0 x; |
foldl op+ 0.0 x; |
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foldl op* 1.0 x;</lang> |
foldl op* 1.0 x;</lang> |
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=={{header|Swift}}== |
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<lang swift>let a = [1, 2, 3, 4, 5] |
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println(a.reduce(0) { $0 + $1 }) // prints 15 |
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println(a.reduce(1) { $0 * $1 }) // prints 120 |
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println(reduce(a, 0) { $0 + $1 }) // prints 15 |
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println(reduce(a, 1) { $0 * $1 }) // prints 120</lang> |
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=={{header|Tcl}}== |
=={{header|Tcl}}== |
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<lang tcl>set arr [list 3 6 8] |
<lang tcl>set arr [list 3 6 8] |
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